360 magnum m1 intake manifold 360 magnum m1 intake manifold

The most common carbureted intakes come in two configurations: the dual-plane and the single-plane. For the induction combination, we used the same intake that came stock on Mopar's 300-hp crate enginethe M1 dual-planetopped by a 750 Speed Demon carb. You must log in or register to reply here. . Is there a possibility of putting the 4 bbl on the magnum intake in place of the throttle body and plugging the injectors? . Number should be P5007381. The Magnum camshaft nose was also changed and will not accept a mechanical-fuel-pump drive eccentric. Save mopar 360 magnum intake manifold to get e-mail alerts and updates on your eBay Feed. Even though our engine began life as a crate motor, our results would be representative of an effort that starts with any serviceable or remanned production 5.9 Magnum. These days, flow data for cylinder heads is as easy to come by as a manufacturer's catalog or a quick web search. Location. CHRYSLER VALIANT SPECIALISTS. Brand New. item 1 Intake Manifold for FORD FOCUS MK2 1.8L & 2.0L 2004-2012 EEP/FR/039A . This has better throttle response, is get real and it performs awesome. Under these circumstances, swapping the cam and cylinder heads together was the most realistic combination. Number of bids and bid amounts may be slightly out of date. NASCAR's simple solution was to curb a portion of that power potential by putting a cork in the systemrestricting carb sizean approach that evolved into the dreaded restrictor plates employed to this day. I'll get the details for you. This page was last updated: 04-Mar 20:31. The worlds greatest intake manifold for the Dodge Magnum 5.2L/5.9L engine. Dave then went on to explain that in his testing regime, he flows intakes at 28 inches of water with a corrected pressure drop. Mopar Max Wedge Cross Ram Intake Manifold Brand New. To fulfill this requirement, we went with a set of Comp 1.6:1-ratio aluminum roller rockers. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Magnums have a slightly revised head-bolt package requiring a Magnum-specific bolt set for use with Magnum heads. Columbia, CT. Carburetors require jet changes to do this, and that gets to be messy and time consuming. In fact, this is the intake design Mopar Performance runs on all of its higher-output crate engines. All. Trending price is based on prices over last 90 days. A plenum gasket is used to seal the top and bottom sections together. What You Get/What You Need. Hi, Not really a B body question but I have a 360 380hp Magnum crate engine that does not have its M1 intake manifold anymore. Ph Richard on *****3265. Good luck! Highlights include cast iron block, cast crankshafts, OE steel rods, hypereutectic pistons, stock Magnum camshaft, 360 Magnum cylinder heads, intake, carburetor, and just about everything else you might need. The reason behind that is that it ONLY fits the magnum trucks, where as a cheap small block chevy intake fits a TON of motors, people use small blocks in all kinds of vehicles, now if mopar nuts were like chevy nuts and they would realize how cool it would be to have your 76 duster or 74 dart with a 360 mpi magnum motor putting out 350-400 hp turnkey fuel injected smooth running easy to find . Whether you own a classic car or have invested in a new Fiat Chrysler Automobile, you can turn to Mopar for high-quality replacement parts. MPI, Single Plane, Rt Linkage Throttle, Magnum Std. It may not display this or other websites correctly. The drawback here is that the complex path compromises runner size and shape, requiring the mixture to travel a more difficult route. ", Dave continued, "A dual-plane intake will generally have four good, high-flowing ports, two fair-flowing ports, and two that are not so good. Collection of best products! It's still going to be a few bucks for the intake manifold, might require saving up a few bucks to find a used one. There really was no love for the 360 engine in the early years, and they developed an unflattering reputation as a low-performance "smog motor." horsepower production is going to depend on the flow of the whole system, from the air inlet to the intake valve. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. 68 Charger 440-6pac/02 PT Cruiser/63 TR4/95 Dakota 3.9-5spd/39 Nash Business Coupe. 4.8 out of 5 stars 37 ratings An example of data being processed may be a unique identifier stored in a cookie. All that being said, manifold airflow is still a valuable piece of information when puzzling over an engine combination, or in making comparative decisions on which manifold to choose. Chrysler unceremoniously unveiled the 360ci (5.9L) LA-series small-block V-8 in 1971 as a low-compression engine with only a two-barrel carburetor. Have you tried an open spacer or considered removing the center divider on your current manifold? This was deleted in later Magnum engines, which rely on pushrod oiling via the lifters. Gaskets, thermostats and hardware are included. The A-engine and Magnum intake manifolds are not interchangeable without modification. And, the manifold is made of 3mm (1/8 inch ) thick t6061 sheet aluminum. Mopar is short for "motor and parts," but these products are associated with Fiat, Chrysler, Dodge, Jeep and Ram vehicles. The Numbers From Hughes Naturally, since the runners on a two-plane are arranged to cross from one side of the engine to the other, the resulting runners are longer. Each of these components substantially raises the bar on the hardware they replace. There is a new turbo charger about to come out. Product Description. For practical purposes this swap is a nonplayer, except in the case of very early Magnum blocks that were reportedly manufactured with the LA-style oiling provisions intact. We'd start with a dead-stock Magnum long-block engine assembly, adding a carburetor, a conventional distributor, and headers for the baseline. "Manifolds, like any other cast part," says Hughes, "suffer from core shift. JavaScript is disabled. The runners are all routed to a common open plenum, with the path being a much straighter shot into the intake port of the head. $529.95 /each. Update your shipping location. The later Magnum-series engines open the door for a number of possibilities. For us, that is a righteous gain for a well-selected assortment of out-of-the-box aftermarket parts on a stock production engine. When considering low-buck performance for a Mopar, good power potential and ready availability make the 360 a winner. These MPI Intake Manifolds can be used as a direct replacement for production engines. The air-gap is rated 1500 to 6500 or something like that, And with my engine being in a truck I hardly ever rev up past 5000 rpm. We wanted to keep the cam specs moderate and streetable, so we decided on a 230/236-degree duration at 0.050 Comp custom grind on a 110-degree lobe separation, using Comp's XFI hydraulic roller lobes No. This is durable and it does for fuel mileage. Put it in granny low gear (4 speed manual) and I've seen ants faster than it goes at idle! . Intake Manifold Assembly w/ Gaskets 05184199AD 3.6L, Fast & Free Shipping with Free Returns - USA Seller, Used Jeep Wrangler Parts from Baseline 4x4, OEM Jeep Wrangler Parts! The barrel intake runs air into the inner chamber and then sucks it up and around the outside of the barrel and then into the cylinder, the injector firing as it enters the head. This too improves low- and mid-range torque. The LA engine provides oil to the rocker shafts via an oil passage in the block and heads. Bummer. Include description. The 4.00-inch-bore-by-3.58-inch-stroke powerplant was originally designed to provide an economical alternative to the popular 383 two-barrel big-block, while the shorter-stroke and larger-bore (4.04x3.31) 340-cube engine carried the performance banner. Location. View Details. Related: mopar m1 intake 360 5.9 magnum intake manifold 5.9 magnum intake 5.9 magnum. This turnkey engine comes with everything from the carburetor down to the oil panall for less than $5,000. . . Professional Products Crosswind Dual Plane Intake Manifold. . Make sure this fits by entering your model number. The rpm range should be idle to 5500 or 6000 if I recall. Most importantly, the dimaier 360 magnum intake manifold will not bend or flex with boost or vacuum. Find DODGE 5.9L/360 Mopar small block Magnum Intake Manifolds and get Free Shipping on Orders Over $99 at Summit Racing! MOPAR Performance M1 Intake Manifold Fits 318/360 Magnum engines (5.2L & 5.9L) Dual plane 4 BBL intake manifold Designed to give your Magnum engine increased air flow for better efficiency and significantly increased HP and torque numbers in the low to mid RPM range. This comes with fuel rails and it is best for o-rings. 1. The information also includes some modified intake manifolds and the resultant change in flow. Question I have is about a 2000 360 Magnum engine, intake manifold. Winnipeg. The most common approach here would be to salvage a core or used engine from a late-model truck, van, or SUV, but we took the easy way out and shortcut the process by using a 300-hp Mopar Performance crate engine as our dyno mule. JavaScript is disabled. Not exactly a high-rpm screamer, but it had the very good low-end torque you'd expect from a truck motor. Not only will it increase your horsepower it will also improve your mileage (if you're able to keep your foot out of it!). Category. This is the minimum level of trim needed to shove a Magnum in place of the slant-six in your old Dodge Dart or Plymouth Duster. Midland Motor Wreckers & Leonhardt Automotive DL10826. The 4.00-inch-bore-by-3.58-inch-stroke . By the early '90s, the 360 was seriously dated, especially compared with engine packages offered by competitive manufacturers. Before you cry foul, consider the origins of and equipment on this basic crate offering. I would recommend replacing that with the Comp XE268. This has mounting hardware, it has worked well with no problems and has a product design. Back in the days when Hemis ruled NASCAR, there was no questioning the superior flow of the Hemi heads. Automotive; Parts & Accessories; Car & Truck Parts & Accessories; . VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Kevin, you will much better off with the Edelbrock RPM intake on top for more useable torque and VERY comparable top end within a scant few hp. I like the air-gap manifold, but My 360 magnum is in a 4x4 truck and I have been thinking I might get better drive ability with the mopar intake. However, a non-Magnum pan cannot use the Magnum one-piece oil pan gasket, as the early LA-series pans are notched at each side of the rear relief, while the Magnum is not. 3016 and No. 2023 Wrangler Unlimited Sahara 4xe | 2022 Grand Cherokee 4xe | 2022 Gladiator Overland | 1979 Cordoba T-Tops. ( or get a correct key and key reader, installet with the key permanently in place tucked away somewhere in series with the original ignlock.). Longer runners boost torque due to the resonant tuning effect on the airstream. torque @ 4,000 rpm Package two: 360 rebuild with stock crank, rods and windage tray. 300 h.p. JavaScript is disabled. Naturally, this is going to minimize port restriction and maximize flow. Mopar has a M1 dual plane intake that will work with a regular 4bbl. WTB: Mopar M1 MPI intake manifold 4bbl (5.2/5.9 Magnum Fuel injection) Musky Mike; Jan 9, 2022; Wanted; Replies 0 Views 763. For a better experience, please enable JavaScript in your browser before proceeding. #8. The fact that our dyno shop had one of these stock-based crates sitting around gathering dust sealed the deal. mopar m1 intake manifold for sale 28 Sep. mopar m1 intake manifold for sale. $749.99 This intake, designed by Hughes Engines and produced by Edelbrock, is the best intake available for your 5.2 & 5.9 Dodge Magnum engine. Genuine OEM (2) Items (2) Maybe, but this will depend on the engine combination. WTB: Mopar M1 MPI intake (5.2/5.9 Magnum Fuel injection) Feb 13, 2021 #2 P. pacofortacos Senior Member. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Part Number: 68036666AA. Any 360 oil pan will bolt to a Magnum. For a better experience, please enable JavaScript in your browser before proceeding. (perfect body but engine is very tired) Has the Dana 60 axles with 8 lug 16.5 wheels. But a lot of people buy the crate 360 and find the intake too tall for their application, so a . Intake Manifold, Performer RPM Air Gap, Dual Plane, Aluminum, Natural, Square Bore, Mopar, 5.2, 5.9L, Each. From Mancini Racing: Item# MOPP5007790. For instance, the Edelbrock Performer with the ports opened up to 360 flowed better than the higher-rise RPM manifold with no porting. . This has worked fine for the last 500 miles. An LA-series timing case will bolt directly to a Magnum block, allowing mounting for the fuel pump, conventional accessories, and a standard LA-engine water pump in a retrofit application. story and photos by Daniel Bennett. Automotive; Parts & Accessories; Car & Truck Parts & Accessories; Air & Fuel Delivery. Something went wrong. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. It may not display this or other websites correctly. The 5.9L Magnum engine was a big step forward in the 360's evolution. Then when we flow intakes, he looks at three things: scatter (what the highest and lowest ports flow), spread (the flow difference between the highest and lowest flowing ports), and average (what is the average flow of all eight ports). These revisions were enough to put the 5.9L Magnum at a competitive power level and bought the basic engine platform another 10 years of production life in Chrysler's popular truck, van, and SUV offerings, until it was ultimately replaced by the 5.7 Hemi. Offenhauser 360 Intake Manifold Cut A Way Dealer Display RARE!!!! In fact, Magnum mills seem to have survived the rigors of service much better than the earlier engines, owing to improvements like a better ring pack with thinner moly rings and effective MPI fuel injection with modern engine management, all leading to a reduction in bore wear. Joined Apr 18, 2017 Posts 3,181 Reaction score 3,743 Ram Year . OK guys, newbie here so bare with me please. 5.2L/5.9L Truck Magnum/Jeep Engines. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. In terms of ultimate power potential, the LA engine has a clear advantage over the Magnum. Let's look at layout first. hey 67 hemi, how many miles on the mopar dual plane intake? . This means that every manifold will not flow the same. This truck will live at 8,000 to 9,000 foot high! $248.99. This brings us to the intake manifold. Oct 18, 2015. Far more basic, the 300-hp version is the same engine as in your typical Durango, van, or Ram truck. Magnum engine, fuel injected. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Are you guys using the Mopar Performance P/N 5249816 2 bbl MPI . . Can the aluminum manifold for the LA . What is missing in the case of small-block Mopar intakes is cold hard data, showing just what kind of airflow the runners are capable of. Category. So what kind of power is lurking in one of these late-model Magnum 5.9 engines? The introduction of Mopar's Magnum series of engines was the most significant revision of the Mopar small-block since its introduction in 1964. A forum community dedicated to Dodge, Jeep, Ram, Chrysler, AMC owners and enthusiasts. While normally we like to make such changes on the dyno one piece at a time, the production Magnum cylinder heads are limited to just over 0.500 inch of lift before they encounter disastrous retainer-to-guide collision. I have to agree with valiant67. Note how each port but one is blocked off with sturdy cellfoam forms. . MP M1 dual plane intake P4529116, 750 Holley #3310 carb, 1 5/8" small primary tube headers. Testing intake manifolds for the 5.2 / 5.9 Magnum V8 engines. The intake isn't a big deal really but the RPM would be a better match for your driving. D. Magnum 4 bbl . Our cam choice would naturally be a hydraulic roller, since these late-model Mopar small-blocks are thus equipped. ferrari 3 spout bottle filler Likes. Truck Heads, 92 and newer Model: P5249816. Shop Dodge Magnum Intake Manifolds and get Free Shipping on orders over $149 at Speedway Motors, the Racing and Rodding Specialists. Though I'm only in the tuning stages. The "M1" is MoPar's designation for there intake manifolds. 299.7 cfm. Good bores and a sound engine are essential to the foundation of a low-buck performance engine. Most LA intakes do not fit Magnums but I see Edelbrock has ones with vertical bolts to fit a magnum. Well as dumb as this sounds, I guess it will not work on the Hemi Magnum? This works great, is good for intake manifolds, it works fine and has a flange style. Changes are only the addition of a center-sump passenger-car oil pan, an LA engine-style front cover, a conventional distributor, and a two-plane carbureted intake to replace the factory "beer-barrel" MPI injection system. The other key factor is runner length. Can somebody recommend an alternative to the M1 with similar performance? I think somewhere around a 411 to 456 gears in the diffs, so at freeway speeds that poor 318 is screaming it's guts out! It is an excellent intake for the job at hand. Car & Truck Safety & Security Accessories, item 1 MS90109 Felpro Set Intake Manifold Gaskets Lower New for Le Baron Truck Ram Van, item 2 AMS2581 APEX Intake Manifold Gaskets Set New for Le Baron Town and Country Truck, item 3 1013 Transdapt Oil Filter Adapter New for Le Baron Town and Country 240 260 280, 4.8 out of 5 stars based on 23 product ratings, 4.8 out of 5 stars based on 17 product ratings, 4.9 out of 5 stars based on 126 product ratings, 5.0 out of 5 stars based on 18 product ratings, 5.0 out of 5 stars based on 6 product ratings, 4.8 out of 5 stars based on 13 product ratings. 2 or 4 bbl. This is compatible with cathedral port ls ls1/ls2/ls6 (6.0l 5.6l 5.3l 4.8l) heads. We and our partners use cookies to Store and/or access information on a device. I was thinking I might get better low end torque with the mopar intake as well, since its rated from idle to 6000, The Edelbrock Performer is said to be more street friendly than their air gap. The experts at Hughes Engines in Washington, IL have been building Mopar engines and developing parts for them for well over 40 years, and their devotion to the Chrysler LA small-block dates back to its earliest daysthat's why they're in the position to set the record straight about airflow. OE/OEM Part Number. there are the other factors of pulse separation and runner length to consider besides raw airflow. The path of least resistance, and therefore maximum flow, is always a straight line, and here is where the single-plane manifold enters the equation. Come join the discussion about modifications, classifieds, performance, troubleshooting, maintenance, swaps, and more! JavaScript is disabled. Idle to 6000 rpm power band for street or mild race applications. Part Number: EDL-3776. You might presume that virtually any manifold would be capable of keeping up with the typical cylinder head port. The RPM, being a higher-rise style intake, will work better on a larger-displacement or higher-rpm application, although the port sizes, cross sectional area, are essentially the same in both manifolds. All. Musky Mike. It was used with the most common 318/340 . Obviously, the single-planes should have the most equal-flowing ports. Machined billet aluminium housing, specifically produced for Small Block Magnum engines, and Late model engines fitted with Mopar M1 Intake Manifold. Edelbrock 28155 Super Victor EFI Intake Manifold, Mopar 340, 360. Save time in searching for most relavant and trusted products. It's a really nice part. Average. If the truck stays at the same altitude, problem solved. This is the layout most commonly found on OEM engines, and there were good reasons for manufacturers to favor the two-plane. The solution here was the Mopar Performance M1 single-plane intake, a long-runner manifold that has proven to make good top-end power while retaining high levels of torque through the midrange. Testing intake manifolds for the 5.2 / 5.9 Magnum V8 engines, FCA: great finances in US, not so much elsewhere, Luxury Ram, Mopars win over Texans, Stellantis logo, and new books, Durango Hellcat about to go on sale (maybe not for long). Chrysler succeeded on all three counts with revised cylinder heads, modern MPI fuel injection, and greatly improved assembly gaskets and seals. All the testing for these LA-Series small-block intakes were performed at Hughes Engines on their flow bench. When it was introduced, this was the top performing single-plane intake manifold for the stock 340/360 heads. Eventually the 360 earned acceptance from the Mopar crowd, and ironically its popularity has grown to become one of the favored powerplants for performance use, especially when the objective is high output on a real working man's budget. Make your car repair environment by focusing on engine parts professionally over 15 years. The camshaft will also need to be ordered on a core with the LA-series nose to accept the fuel-pump eccentric. Add to Cart. It may not display this or other websites correctly. Direct replacement for all emission controlled OBDII equipped Magnum trucks (Most 1996 and newer 5.2 or 5.9). The edelbrock rpm air-gap intake manifold or the Mopar performance M1 dual plane intake manifold. New Listing Mopar Performance M1 440 Big Block Intake Manifold RB Chrysler Dodge Aluminum. Powerdyne SC, 50mm TB, 2bbl M-1, 1.7RR's, MSD 6BTM, ciramic JBA headers, carsound cat, dumped gibson. When thinking about engine airflow, the common focus has always been the cylinder heads. If anyone has one sitting on a shelf in the shop or knows someone that has one for sale, please let me know. Some time on the dyno answered that question, but first we needed a suitable test mill. Port outlet dimensions are 1.73" x 1.5" / 44 mm x 38 mm. Ram Year. With the cancellation of the 340 engine option after the '73 model run, there were a few performance variants of the 360 in the early and mid-'70s, though these were all low-compression engines with the further disadvantage of add-on smog-control equipment. To handle the ignition, an MSD distributor was dropped into place, although an alternative here is the excellent Mopar Performance electronic ignition system. Trustworthy design - built by the industry leader in aftermarket manifolds. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. For a better experience, please enable JavaScript in your browser before proceeding. Since the M1 dual plane makes power from idle to 6000 and the air-gap makes power from . I am looking to replace it and find that the M1 is no longer available for the 360 Magnum engines. Dual-planes are the most difficult to improve because two runners run low under the other runners, making them difficult to reach to do much reshaping. 9 to 1 cast flat top pistons. Automotive Replacement Engine Intake Manifolds, Ateam Performance 360 Magnum Intake Manifold. You are using an out of date browser. 0. You have to state what intake it is by style, dual plane, single plane, tunnel ram, cross ram or six pack. Edelbrock | #32575763. Edelbrock 28155 Super Victor EFI Intake Manifold, Mopar 340, 360. This how to video shows a complete guide on ho. Actually Mopar Performance makes three 2 bbl MPI single-plane intake manifolds for the Magnum Engines according to the 2002 Mopar Performance Parts Catalog and online. 16. Keep all these facts in mind as you search for a manifold. The dimaier 360 magnum intakemanifold comes with fuel rails, It is accurate and has an intake style. Test note: This was the best 4BBL intake for small-block Mopars for many years. Mopar Chrysler SB 318 340 360 Intake Manifold Gasket Set 1213 2.27" x116" x0060" Opens in a new window or tab. Compatible with cathedral port ls ls1/ls2/ls6 (6.0l 5.6l 5.3l 4.8l) heads. With the shaft-mounted rocker arrangement of the LA series, offset intake rockers can be readily utilized to dramatically increase the available intake-port cross-section at the pushrod restriction. $379.99. Chrysler unceremoniously unveiled the 360ci (5.9L) LA-series small-block V-8 in 1971 as a low-compression engine with only a two-barrel carburetor. Problem with the design for a carb is that the fuel in the air has to change direction two times before it enters the head, and I don't think at low rpm it would work well at all, it would load up a lot at idle because the fuel will fall out of the air at slow speed, if it would idle, so as much as money is the issue with the build, no injection means a lot of wasted time. Testing on Westech's SuperFlow 901 engine dyno revealed an output of 319 hp at 4,400-4,500 rpm and 424 lb-ft of torque at 3,700 rpm. . For a better experience, please enable JavaScript in your browser before proceeding. Continue with Recommended Cookies. This precluded shoving our hot high-lift Comp hydraulic roller in place while retaining the stock heads. Fits: Chrysler . The "M1" is MoPar's designation for there intake manifolds. What's going on? Mopar (2) Items (2) Brand Type. From our testing, with a good two-plane intake manifold the typical 6,000-rpm street style engine will make more low- and mid-range power, while giving up little or nothing up top. It's not uncommon to pop the lids on a 100,000-plus-mile Magnum and discover negligible bore wear, while the older carbureted small-blocks would have been spent. Magnums utilize 1.6:1-ratio pedestal rockers in place of the earlier LA-series engine's shaft-mount 1.5:1 arrangement. The higher-powered engine comes with higher-compression pistons, a long-duration camshaft, and a single-plane Mopar Performance intake. Dave concluded our discussion with a caveat: "The flow numbers do not tell the whole story. 100% brand new. Edelbrock | #3252186. This is the same size and height as the stock intake manifold. As we hinted at, guys love to brag about specs, and cylinder head cfm numbers echo the power potential of any high-performance engine. The Fora platform includes forum software by XenForo. This particular manifold (borrowed for testing) had a port match that was only -inch . The final item in our combination to be changed was the two-plane M1 intake. The bottom line is: No matter how good your cylinder heads may be, horsepower production is going to depend on the flow of the whole system, from the air inlet to the intake valve. This FI AirGap manifold will reduce the . Magnum engines have 10 valve-cover fasteners compared to five on LA-series engines and utilize a superior steel-reinforced rubber gasket. Intake Manifold, Performer, Dual Plane, Aluminum, Natural, Square/Spread Bore, W/EGR. The offset rocker arrangement was used by Chrysler in the '70 T/A cylinder heads and subsequent Mopar W-series race heads, and is used by aftermarket manufacturers such as Indy Cylinder Head. You must log in or register to reply here. As usual, the dyno, track, or trial-and-error testing is the final word," says Hughes. Up the ante with a race-style engine turning serious rpm, and the wide-open airflow of the single-plane is the winner every time. Brand: Weiand. The stock Magnum hydraulic roller lifters and lifter-retainer spider assembly were kept. (perfect body but engine is very tired) Has the Dana 60 axles with 8 lug 16.5 wheels. http://www.ebay.com/itm/Mopar-M1-4-ash=item2cc2b0a0a0:g:w3gAAOSwRXRZPVuE&vxp=mtr, http://stores.hi-potek.com/hughes-eld-kit-for-small-block-5-2-5-9-magnum-engine/, Sniper question regarding acceptable lobe separation LSA 108. At the bottom end, the Magnum engines all use the LA-series 360 rear oil-pan relief. Carb 4bbl. Mopar, 318/340/360, Each. I have been thinking about trying one. With output like this ready for the taking, it might be worth considering giving Magnum power a home in your Mopar machine.