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360 la heads. Head bolt pattern std.

  • 360 la heads. 92-inch intake and 1. 60) aluminum assembled heads, I'm planning on raising the CR to about 9. If you want a small block Mopar cylinder head that you RPM Small-Block Chrysler LA Cylinder Head Hydraulic Flat Tappet Cam. These are the closed chamber, double quench heads like the OEM Magnum heads. I wish I had got the casting number off of the heads when the valve covers were off. kris66cuda Well-Known Member. The Edelbrock #60779 Performer RPM heads are designed for use with non-emission 1968-91 Chrysler 318-340-360 engines. 9/360 roller block rather than the 340. 1 Review. This casting process creates a much more uniform and robust cylinder head. Joined Aug 1, 2011 Messages 100 Reaction score 1 Oct 15, 2001 · The 3769974 is the 75-76 360 head. With the increasingly large displacements becoming common, the need for more airflow is necessary. 5. Nor will they work with aluminum heads. 02-inch intake and 1. The next option would be a set of 302 heads, if you can find a set that are not cracked. I Chrysler 360 LA and Magnum Small Block Engines. 48 degree available. The Edelbrock part number we’re discussing is the 60779 option, for hydraulic flat tappet camshafts. Part Number Apr 27, 2022 · 340 and 360 LA heads have larger intake ports and are the only production LA heads worth using on a stroker engine. 800″ offset intake rocker (1. 5 or 1. Additionally, some of the Aluminum heads help you cut the weight and up the punch of your Pentastar V-8—which ones are right for your engine? Features. The head casting numbers to be used are as Should be purchased in kit form (360-1K). Uses . Astute Mopar fans might think that is a typo, but it’s not. The equally built 360 will be about 400tq/400hp. 1654 heads a try. A. The heads are the 1. Reworking the stock heads shouldn't come close to that. 5~9. But what happened after the little 273 was born? Quite a bit, as it turns out Sep 9, 2021 · We had a 95 360 Magnum motor here at a few years ago, pulled from a 1500. So which head you have is not of concern unless they are 308' or magnums. Just an FYI. Thread starter kris66cuda; Start date May 17, 2013 - K. 9L/360 Mopar small block LA Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! 340, 360, with W5, W7 Heads, Kit. Extra heavy duty rocker pedestals. 360 la motor wont have the 302 casting heads,but it might have the 308 casting head,open chamber like all 360 heads but has a much improved exhaust port which breaths much better. It was released in 1971 with a two-barrel carburetor. 6-61. 88 int valve due to the back side of the valve head having less tulip to it. 1. All other LA heads are interchangeable. As you Find DODGE 5. 02 j heads I have tested flow 228cfm intake and 142-147cfm exh. Head Bolts: ARP #360-16. 9 mm). You will be impressed! Find DODGE 5. The story of converting the former hemi-head engines into polyspherical head engines is already on Motales; so is the story of converting the “poly” into the first wedge-head LA engine, the 273. Cylinder Head, Shocker CNC, Assembled, 65cc Chamber, 185cc Intake Runner, 2. 010 @ 64ccView attachment 137678 Click to expand G'Day Dana, Thanks the info which is a pretty good guide, so helpful and thanks muchly, R Sep 17, 2023 · The one thought I have is using a 5. Intake port volume 180cc. 190-inch compared to a standard Edelbrock LA head. Find DODGE 5. Aug 28, 2022 · A friend wants me to build a 360 La for his Ram truck. Jan 26, 2023 · I have a 360 engine and a set of J-heads (3418915 castings). The 1970 340-6 had the pushrod holes relocated. If you are looking to build a 400-500+hp engine, give our PCE281. Some rare, early Magnum blocks are machined with oiling passages for the LA style heads, but the vast majority does not have them and are unable to oil the stock shaft mount rockers on LA heads. Head Bolts The Magnum uses different head bolts than the LA engine — all of the long bolts on a Magnum are the same length. 040 in. 2146 Cast Aluminum Cylinder Head for Small Block Mopar 318/340/360, w/Hydraulic Flat Tappet Cam Part Number: 746-PCE281. 055 Intake Valves- Springs good to . You’ll see all parts I’ve mentioned at the start of this article have been used as well. Also note the suitable valve stem and valve sizes. Sep 7, 2013 · The factory 2. Brian Hood Well-Known Member. We are recommending these heads for the L. 9's are everywhere. One very important upgrade that we perform as standard practice is to install manganese bronze valve guides in place of the factory iron. He is interested in as much torque as possible. Events. 9 L) has a bore and stroke of 4 in × 3. RB/B, LA Cylinder Head Casting Numbers: The casting numbers for most RB, B, and LA heads are found in two places. Bore, . Jun 14, 2016 · This allows Indy to widen the runner at the pushrod restriction by 0. 040 in Oct 19, 2021 · Speedmaster PCE281. 10 gears and you’re good to go. 62 valves in and the machinist has the block right now, waiting for the rest of the parts to come in to build a 408 stroker. Jul 30, 2020 · A true 9. 02 / 1. Cylinder Head Comparison 051 318/360 1977-83 137 Magnum 140 Magnum R/T 308 360 Swirl? 1989-93 587 340/360 1973-74; 1976 HI Performance Aluminium Cylinder heads to suit the Chrylser A LA Small Block V8, 318, 340, 360. 625-inch exhaust (with 2. Small Block Mopar LA Engine Quest Iron Ram heads level 1 ported Level 1 porting features a chamber deshroud, bowl blending and our competition valve job on both the intake and the exhaust. 02 Intake Valve Add $250 to Upgrade to 2. . Accepts 360-3R Indy rectangular intake. 800" offset intake rocker (1. 020” valves. The cast-iron A-engine head has chamber volumes of 62 cc, intake port volume of 179 cc, and valve diameters of 1. 50. 4, and magnum heads shave . I have an opportunity to pick up a set of X-heads (2531894 castings). With a small Sig Erson cam. Including two different camshafts. lbs. 625SS Valves . 02-inch intakes, a Magnum 1. 3/4 reach gasket seat spark plugs. 02 intake valve on a 318. In 1967, Chrysler stepped up the small block’s performance potential with a 318 cid model. The new Heavy Duty Magnum head may well be the ultimate replacement head for most Magnum applications. The port volume increases from 160 to 165 with a 1. All Engines Blueprinted, Assembled and Dyno Tested At Indy Cylinder Head 408 Magnum with MP Aluminum heads : 450 Feb 14, 2018 · Shaft rockers/LA oiling on a roller 360 block. " Dave Wordinger wrote: "The 1964-1965 273 head had the had the intake manifold bolt holes drilled at a different angle than the other LA heads, but will bolt to any LA block. From stroker kits to standard sizes, from hot street to serious strip, from high flow iron heads to all out aluminum head performers in naturally aspirated and forced induction versions, if there's a way to build a small block Mopar crate engine, we build it. The most interesting aspect of the Trick Flow heads is that this company has made the effort to build a head that can be used on both the older LA style engine that you have, but can also be used on the later Magnum 360 engines. Intake port volume is 16cc bigger than Small block Mopar rockers for the LA 360 Dodge engine Edelbrock heads. Stock valve location. Click here to view our tech article ( #8---La-X and Ma-X Iron Small Block Heads). Custom must supply cam specs. 10 bolt or aftermarket 18 bolt. Mopar Performance W2 Cast Iron Race Cylinder Heads P5249769 Cylinder Head, W2, Race 59 Degree, Cast Iron, Bare, 65cc Chamber, Chrysler, 318, 340, 360, Each Part Number: DCC-P5249769 Jul 27, 2020 · Well look no further as I’ve put together a full review of all the pro’s and con’s, of the Edelbrock RPM small block Chrysler LA cylinder head, for use with your factory stock hydraulic flat tappet camshaft. Mar 6, 2011 · It's possible the motor is a magnum even in 91 I believe there is some crossover. Jul 18 I've personally cc'd and documented 1971 915 heads with . The “LA” family of small blocks emerged in 1964 when a 273 cid model was introduced. Small Block Edelbrock Performer RPM Alloy Cylinder Head Complete w/springs for hyd flat tappet cam : Suit 318ci/360ci LA Block (Edelbrock Part# 60779) Suitable for Chrysler Small Block LA 318ci, and 360ci engines (non-Magnum. 5cc 4027596 – 318 LA-series small-block, Comparing LA cylinder head flow numbers. 055-inch options). Jul 11, 2022 · Finally got the top end off my 360 and am preparing to install the Promaxx heads that I've been lugging around for over a year. Indy LAX Hi-Flow Cast Iron Small Block Chrysler Head- Assembled 179cc Intake Runner 62cc Combustion Chamber 5/16 1. These heads fit both LA and Magnum-series engines. 02 better, 340 or equivalent valve springs. Exhaust Header Gasket: Indy #282. Stock 360 heads in any shape or form should be the cheapest option. RHS also casts these heads with extra material on the deck surface so Nov 16, 2020 · to a 360 spec gasket, so the compression is reduced on replacement. Aug 1, 2020 · My "budget" 360 in my truck has a set of 308 heads with 2. The only difference in the early 340's is they had 2. Nov 20, 2021 · 340-360 milled . Chrysler 318 / 340 / 360 Magnum Heads With La Intake Bolt Pattern (Bare) - Part #EQ-CH318B With LA Style Intake Bolt Pattern, Replaces Casting Numbers: 53005714, 53006671, 53020466, 53020468, 172CC Intake Runner, 62CC Combustion Chamber. The chambers are 62cc. 525 Lift Springs Viton Seals Locks Retainers Uses all STD 340/360 LA Rockers, Shafts & Intake Add $100 to Upgrade to 2. 60 valves with some bowl work and a little milling. May 17, 2013 · Best heads to use on la 360. Intake port volume 210cc Comparing LA cylinder head flow numbers. the Indy 360 heads are definitely designed to take care of business May 1, 2017 · Cast-Iron Indy Heads. . 88 intake valve version and supposedly have combustion chambers that are somewhere between 65cc to 73cc volume. 9L/360 Mopar small block LA Cylinder Heads and get Trick Flow Makes Serious Horsepower! Head Gasket, Multi-Later Steel, MLS, 4. On the underside of the head on an intake runner, and under the valve cover on an intake runner. 88 intake valves are fine 2. Indy Heads offers cast-iron 360 LA-X heads for the A-engine, which feature five valvecover bolts and the dual-exhaust bolt pattern. Whether you're building a street machine or a race car, quality cylinder heads are essential for maximizing horsepower, torque, and overall engine performance. 60 Valve Sizes, Roller Tappet, Aluminum, Mopar, Small Block LA, Pair Part Number: PMX-95625 Not Yet Reviewed Dec 11, 2022 · In this video, I take a quick look at the Mopar 360 J head ports, and share my opinion on them. The factory 2. 58 in (101. 6 ratio to get about . Valve angle is stock 18 degrees. 02- and 2. 2146 Product Q&A The engine featured here is a 360 2bbl LA series engine. Merchandise. 88 intakes will fit fine, but a notch in the top of the cylinder is required for a 2. 7. Feb 10, 2022 · Want to get rid of the cast heads so I picked up a set of 63cc Promaxx (SBM 171 2. 040 in Mar 3, 2019 · If you feel the need to get "better" heads, the late model Magnum heads are about the best improvement you can bolt on, but then you need to deal with the valve oiling difference between the Magnum heads and the LA heads with a LA block. 500), fairly hot cam, nice intake/carb/headers. Also upgrading to a set of Harland Sharp roller rockers, 1. Given the times now, you may be able to find a deal on a set of used Eddy heads though. Next in terms of price would be the Magnum-style heads, and the Edelbrocks would be the highest cost out of your options. 02-inch valves. It should have the valve sizes you mentioned. You should be aware that the kits aren’t suitable for all LA cylinder head castings. As with all Speedmaster cylinder heads, our Small Block Chrysler heads are Gravity Die Cast . Thread starter Brian Hood; Start date Jul 18, 2010 - B. 9L/360 Mopar small block LA Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! Cyl Head, CHRY 360 75-88 CYL HEAD. 9L/360 Cylinder Heads and get Trick Flow Makes Serious Horsepower! 1-330-630-1555 • 1-888-841-6556. 94 and 2. Today I’m going to do a quick review on rocker arm options for these heads for the small block LA engine. The 13/16 hex is not Apr 1, 1998 · 318- and 360 cid variants of Chrysler’s “LA” small block have been offered in both Ram and Dakota models for several years. TEMPORARILY OUT OF STOCK. The results of our flow test are shown in Table 1, Column 1 Jul 7, 2020 · Stepping Up The Game. We already have LA style heads & rockers. 010 milled off @ 71cc, 1990 302 heads milled . When it looked like Chris, @TurboGLH might need a block for his duster we pulled a head off of Matt’s motor and it was drilled for head oiling. The 360 used the large intake port 340 heads with a smaller intake valve of 1. The oil passage pointed out in the photo is only on the La-X head. 46) which has 13/16 hex, . I'm sure more questions will come up but first out of the gate is spark plugs. Richard does give the heads a very mild port job. 5+CR, Mildly reworked 360 heads(215-220-ish @. Find CHRYSLER 5. 500. Jun 14, 2016 · Both the LA-X and MA-X castings feature 179cc intake runners and 67cc exhaust runners, and feature a 62cc combustion chamber. 6 ratio) same rocker as the 440-1. Good intake, 750 cfm carb, Hone with torque plates, balance the rotating assy, file to fit rings, windage tray, high pressure oil pump spring, double Note that this head must be used on a block that has this passage, like all LA blocks and some very early Magnum blocks. Total Performance stocks Alloy Small Block Chrysler cylinder heads in Edelbrock Performer and DRP Cylinder heads to suit the 318, 340,360 V8's. 020” size. How-To. The heads used throughout the dyno test are the stock factory cast iron heads. The cylinder heads were a set of factory 360 heads with mild porting, new 2. Head bolt pattern std. These will fit any Mopar small block engine manufactured from 1968 to 1991. Head bolt torque 95 ft. Mine came from the old MP 360/380 crate motor. Suitable for LA engines from 1968 to 1991. Aug 30, 2018 · The V8 versions of the LA-series started off with a 273 cubic-inch variant, followed by 318 cubic-inch, 340 cubic-inch, and 360 cubic-inch variants. 9L/360 Mopar small block LA Edelbrock Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! Chromoly, Hex, for Use On Edelbrock Suitable Dodge 360 LA Engine Cylinder Head Casting Numbers. Recommended 10 degree locks for solid or roller cam. I've been using E3's (E3. They must only be used on 340 or 360 swirl port cylinder heads. Owner bracket raced it and put alum heads on it before We have a long and proven history building Mopar's LA Small Block and are excited to offer many different crate engine configurations of it. Let the resto types buy the 340 So, what I'm finding is the 89-92 360 roller blocks are getting harder to find but 5. Add new heads, and you have the LA, for Lightweight A, V8 engines. Both stock 360 and W-2 exhaust bolt pattern. 6 mm × 90. 340 heads have a larger intake valve with a 2. 360 heads use a 1. Head Studs: ARP #360-17. The LA 360 cu in (5. It is a work truck always loaded and pulling a loaded trailer. I'm wanting to put a 360 stroker kit in a 5. 02/1. I went with a magnum block the eq heads that odessa cylinder head massaged some 2. Jul 18, 2010 · 360 heads on a 318 LA. 88/160 valves, 66cc-72. Edelbrock Cylinder Head Assy 60179; Performer RPM 171cc for Chrysler 318-360 LA Opens in a new window or tab PerformanceParts - Right Parts, Right Price, Right Away Aug 16, 2023 · The heads are designed to fit all non-emissions 318, 340, and 360 engines built between 1967 and 2003. Intake Gasket: Indy #276. Magazine. Taken off and put on the shelf years ago. Head Gasket, Multi-Later Steel, MLS, 4. Jul 30, 2021 · LA Small-Block Mopar Cylinder Head Casting Numbers 4027596 – 360 LA-series small-block, 1. The #60779 heads are perfect for street performance, daily drivers and muscle cars where more performance is needed. 94 valve port, and the EQ Iron Ram with both 1. 88 in (48 mm). $973. Gear Guide. 030 more valve lift. Customer must supply cam specks. B-Series: The B-series engine is Chrysler’s first official big-block engine. 010 @ 59. 750 reach. 94 valve casting, the Mopar Performance R/T head with 2. 9 L) V8 in a Li'l Red Express Truck. 650 lift & 10 degree locks & Retainers Nov 27, 2006 · FWIW, all 340/360 heads have the same port size/shape and chamber design until the 308's arrived on the seen in the late 80's and then the magnum heads in the 90's. 55-4. Part Nov 17, 2017 · This chart looks at an OE LA 1. 02 j heads also have an exact 72 cc chamber. 02" intake valves. 920x1. 9 block Aug 5, 2014 · The debate has been settled. Jan 18, 2021 · To keep this answer short, we’ll focus on two popular heads: the Edelbrock and the Trick Flow castings. Valve guides 11/32 solid bronze. Years ago I put together a 350 SBC with the early small valve " power pack' (triangle on the front of the head) heads. 880” intake valve, but they can be re-machined for use with 2. Joined Jan 10, 2009 Messages 128 Reaction score 0. Cylinder Head Comparison 051 318/360 1977-83 137 Magnum 140 Magnum R/T 308 360 Swirl? 1989-93 587 340/360 1973-74; 1976 . Machined for stock rocker shaft. Jun 15, 2016 · Since the T/A heads are virtually non-existent today, we tested a set of stock 340 "X" heads to see how our 360 smog heads stack up. How to Build Mopar Engines for Performance: Cylinder Heads - Mopar DiY Last edited: Feb 14, 2018 Aug 29, 2013 · A piece. 020 LA heads with bowl clean up, very good valve job, tight guides, viton valve seals, back cut intakes, 1. Head Gasket: Fel-Pro #1008. 9L/360 Mopar small block LA ARP Cylinder Head Fasteners and get Free Shipping on Orders Over $109 at Summit Racing! 340, 360, with B1, BS Heads, Kit Mopar cylinder heads are critical components of any high-performance engine build, responsible for housing the combustion chambers, valves, and spark plugs. engines that require iron heads due to their strength, durability, and flow characteristics. 08/1. how to port swirl ports Here's another deal talking about the 88-92 308 head. I haven't measured them yet. The next round of modifications was serious, with Holdener swapping both the camshaft and cylinder heads. Then pair it up with a 3500+ converter and 3. They're decent heads, not killer, but plenty fine for a mild application. 60-inch exhaust valves (which is only a mild increase in size over the factory intake valve and the same size exhaust as stock). 360 cu in (5. Other than that, the Ma-X head is the same. xefmkf viezho enrr qys llf bweu rzh awkb frj qhuf