Early hemi heads From 1955 to 1958 (see 1956 D500 Dodge D-500 cars and packages: early performance cars) lower-performance Hemi-based alternatives to the Dodge hemi were introduced by substituting less complex poly (single rocker shaft) heads and valve train parts, including one variant only built as a poly (259"). I'll add it to the rest of the tech. I've been playing with early Hemis for years and never have run across a Cunningham sports car. The last year of sales for the Street Hemi was 1971, and Chrysler reintroduced it in 2004 when Mopar Performance released it as a crate motor. com Jul 5, 2012 · Read on to find out which early Hemi heads are best, and how they stack up against the competition. 1327411 : Early 1952 DeSoto 276 Hemi : 1409375 : 1955 270 Hemi : 1409376 : Late 1952-1954 DeSoto 276 Hemi 1x2 : 1530220 : 1953-1954 Chrysler New Yorker Pam Am Specials Jul 29, 2008 · In terms of largest port cross section for top end power, the best as-cast early Chrysler Hemi heads are the 1955 331 heads, called the "triple nickel" heads. . The one head is in fair condition and will need work, the manifold on it is also cracked along with a piece missing on the rocker assembly (all pictured) both rocker assembly are Early Hemi Crankshaft Casting Numbers & Specifications, Chrysler, Dodge & DeSoto Early Hemi Torque Specifications Chrysler, Dodge & DeSoto Hemi Engine Data for 1950's by Leo Lindquist, Chrysler, Dodge & DeSoto Early Hemi Photos, , Chrysler, Dodge & DeSoto Early Chrysler Hemi Links. As such, the stock heads required no additional machining but did receive a good cleaning and valve job. 00 + Shipping. 625" bore which would require notching the block for valve clearance when using hemi heads. - When should head studs be used instead of the standard Head bolts - When head studs are used, should they be installed at the end of the build or during the machining process - Lets hear tips on installation - Is sealer Sep 9, 2022 · 331 354 392 Hemi Heads Ported Need Complete rebuild 1407208 | eBay Advertised as industrial, however when I looked up the casting number in Leo's book it says Cunningham Sports car. 3,911 likes · 1 talking about this. This one (PN 21811) is a direct replacement for ’55 331 and 354 car and industrial 56 and 56A engines. To navigate the HOT HEADS product index for early Chrysler Hemi parts and accessories (331-354-392): Click on the underlined letter of the section you wish to see or Click on the range of letters for the page in which you're interested or Browse by scrolling down the page This is the manifold fits the early heads # 1323333 and # 1486833, has the thermostat housing built to the manifold, these heads do not have the water outlets at the end of the heads. May 21, 2012 · > Hot Heads has repro and high-perf pans and windage trays for all early Hemi engines. Spark Plug Tube Seals; Chrysler Early Hemi Offset Stand Kit; Chrysler Early Mar 15, 2018 · No Hemi heads for the A/LA engine (well nothing in practical dollars) Adapter will be required to mate an EarlyHemi engine (as well as the pre-62 A engine) with a post-62 A/LA transmission. The intake valves can be inclined to improve the “down-draft” angle of the port (as in a wedge), but the exhaust valve can be separately positioned to incline more favorably to the exhaust port (in this case, 26. Exhaust, Assembled, Aluminum, Mopar Gen III Hemi, Each Part Number: AFR-2506 Not Yet Reviewed Mar 24, 2018 · 331,354,392 Early Hemi parts for sale. Aug 30, 2001 · Fluidampr and BHJ offer dedicated, SFI-approved early Hemi balancers. Any 1954-or-later 331ci head has the better, larger intake port, which is great for street or racing use. com Chrysler Hemi 331 – Race. The pushrod holes get enlarged to 1/2″ to allow for 3/8″ pushrods and to be able to use offset rocker stands for better rocker geometry for longer valves. 94 valves, (SS) – Aluminum (Alcoa) Rev B. Reactions: PSI springs custom pushrods, cometic head gaskets, 11:1 Apr 2, 2020 · Head casting numbers can be found by removing the valve cover. The 300 cubic inch was available in ‘55, the 331 in ‘56, and the 354 in ‘57 and ‘58. To navigate the HOT HEADS product index for early Chrysler Hemi (331-354-392) parts and accessories: Click on the underlined letter of the section you wish to see or Click on the range of letters for the page in which you're interested or Browse by scrolling down the page Aug 21, 2024 · Your Early Chrysler Hemi Headquarters! Hot Heads Research & Racing, Inc. 7 Hemi for my A-body and had a few questions regarding the eagle head swap. More photos only in May 12, 2023 · 1964 Race Hemi Cylinder Head: “K” Head (Cast Iron) Casting #2468016; The first race Hemi heads are cast iron and have 2. Profile Page Mar 16, 2010 · ↳ Hemi Timeslips; Trading Floor; ↳ HEMI Items Forsale; ↳ HEMI Items Wanted; ↳ General Mopar Items Forsale; ↳ General Mopar Items Wanted; ↳ Group Purchases; Sponsors; ↳ Announcements; ↳ RockAuto. The best heads ever made for the early Chrysler Hemi, period. Joined Aug 14, 2013 Messages 1,265 Reaction score 1,822 May 19, 2010 · Noticed we haven't talked much about head bolts and studs for Early Hemis. This is the manifold fits the early heads # 1323333 and # 1486833, has the thermostat housing built to the manifold, these heads do not have the water outlets at the end of the heads. This is a Chrysler hemi head (1733461) that I dissected, trying to get a good look as to the wall thicknesses, etc. Spark Plug Jan 4, 2023 · The early Hemi was never called “Hemi” by Chrysler. Using the latest in casting technology, our heads are cast from 356-T6 aluminum, with an extra thick 5/8 inch deck and combustion chamber, all with 5. 409 Edelbrock; Chrysler Hemi 331 – Street/Blown; Chrysler Hemi 331 – Race; Chrysler Hemi 354; Chrysler Hemi 392; Cackle Car; Hot Heads Hemi – Street/Blown; Hot Heads Hemi – Race; Desoto Hemi; Dodge Hemi; Port Development; EFI Conversions; Hilborn Injection Repair; Hemi Parts. The Chrysler bore spacing is larger than the rest of the Hemi's and Poly's. 94″ exhaust, the same as the street heads. Manifold $250. Hot Heads Research & Racing, Inc. The intake port volume is 175 cc's, I have a set and cc'd them. To navigate the HOT HEADS product index for early Chrysler Hemi parts and accessories for Dodge (241-270) - (315-325): Click on the underlined letter of the section you wish to see or Click on the range of letters for the page in which you're interested or Browse by scrolling down the page Mar 26, 2014 · Small port early heads were 51-53 extended bell-housing motors. Steel and aluminum replacement flywheels are also available from Wilcap. Let's chat. The first version of the FirePower engine had a displacement of 331. Early Instances of the Hemi Engine Machined Aluminum Spark Plug Tube-to-Head Seals - Dodge These aluminum seals press fit into the cylinder heads and provide a snug, o-ring contact on the spark plug tubes. 25″ intakes and 1. 2488596 – 1964 426 Hemi, early production/prototype race head. 7L) Exhaust Port Shape This is the manifold fits the early heads # 1323333 and # 1486833, has the thermostat housing built to the manifold, these heads do not have the water outlets at the end of the heads. To navigate the HOT HEADS product index for early Chrysler Hemi parts and accessories for DeSoto (276-291) - (330-341): Click on the underlined letter of the section you wish to see or Click on the range of letters for the page in which you're interested or Apr 12, 2008 · Hemi heads will bolt right on the block, although the 300 cubic inch block had a small 3. 94 valves, (SS) – Aluminum (Alcoa) 2531695 – 1965 426 Hemi, 2. 125 in. 1965 Race Hemi Cylinder Head (Aluminum) Casting #2531110; The ’65 head had some minor modifications and is cast in aluminum. mobile app Sep 14, 2021 · 392 Heads, Valvetrain, Etc. Where it all Began See full list on enginelabs. Early motors have the dizzy in back, 426's got 'em up front. Tom G. Jun 29, 2019 · And you are 100% correct, these heads will not bolt on to a Dodge Poly or Red Ram Hemi, or a DeSoto Hemi. Undamaged early hemi heads are rare and not worth the effort of rebuilding unless you are looking for nostalgia. Note that “Triple Nickel” or “555” heads make reference to the only casting number that has three “5”s in the part number (non-sequential). Don’t be afraid to ask. Head Studs Aluminum Spark Plug Tube to Head Seals. All Hemis, Information, Parts & General Merchandise: Engine Rebuild Kits, Front Drive Assembly Kits Hemi Discussion Forum, Tech Tips, Questions & Answers Hemi Specs, Manuals, Photos & Links Hot Heads Hemi Swap Meet Hot Heads Early Hemi Logo Products Hemi Transmission Adapters, Flywheels In theory, the hemi head design permits better port location and alignment (compared to a wedge motor). The 1956-or-later 354ci head is an excellent street (or cackle car) head. 25/1. com HOT HEADS Research & Racing, Inc. 2468016 – 1964 426 Hemi, 2. Lets all get together and buy, sell and trade Early Hemi engines and parts. 650 in. This program was design in conjunction with Gene Adams Performance. To use them on a 392, you need the spacer plate from Hot Heads, or make one yourself using an intake gasket as a template. Add this to some intake runner porting, and things are getting mighty thin. 2531110 – 1965 426 Hemi, 2. All three Hemi families have different demensions. 3 Semi-Hemi Cylinder Heads (19) 5300 Hemi Cylinder Heads (13) BBC Billet Cylinder Heads (9) Chrysler Hemi Stage I Muscle Heads (21) Chrysler Hemi Stage II Muscle Heads (23) Chrysler Hemi Stage III Muscle Heads (18) Chrysler Hemi Stage IV Muscle Heads (32) Chrysler Hemi Stage V Muscle Heads (23) SBC Billet Cylinder Heads (11) Fuel Systems Aluminum Hemi Cylinder Heads, Street and Marine Aluminum Hemi Cylinder Heads CFM Flow Chart Head Water Block-Off Plates, Head Bolts and Washers Chrysler Stepped Head Dowel Pins. Thread starter racerjoe; Start date Nov 28, 2022 - racerjoe Well-Known Member. Spark Plug Tube Seals; Chrysler Early Hemi Offset Stand Kit; Chrysler Early Cylinder Head, 212cc Black Hawk Gen 3 Cylinder Head, Right Side, 2. Complementing that work is a fresh set of stock-sized valves from Racing Engine Valves (REV), as well as Comp Cams springs, locks and retainers. Cunningham sports c Aug 30, 2018 · 426 Hemi Cylinder Head Casting Numbers. Dec 1, 2001 · Check out details and reviews on each early Hemi; the Chrysler Fire Power, the DeSoto Fire Dome, Dodge Red Ram and Super Red Ram and what similar characteristics they share. The DeSoto bore spacing is larger than the Red Ram. Mar 11, 2018 · It appeared under the hoods of no fewer than 13 models between 1966 and 1971, though it was never produced in large numbers. M. B. early 5. com; ↳ Hot Heads; ↳ TR Waters Early Hemi Parts; ↳ The Auto Review; Extra Curricular; ↳ Automotive (Not HEMI) ↳ Off-Topic To navigate the HOT HEADS product index for early Chrysler Hemi parts and accessories (331-354-392): Click on the underlined letter of the section you wish to see or Click on the range of letters for the page in which you're interested or Feb 14, 2013 · The Hemi, of course, is legendary for its cylinder head design. 94 valves. 392 Walker's Hollow Trail Lowgap, NC 27024 Phone: (336) 352-4866 Fax: (336) 352-3892 E-mail: info@HotHemiHeads. Aug 20, 2017 · 56 Plymouth Belvedere - Twin Turbo EFI 354 (early) Hemi 72 Chevelle 4DR - EFI 396 T56 6spd. The Dodge truck motors are the funny ones, as far as numbers go. I have some Eagle Heads off a 2010 5. — Mike Lozano, Egge Machine The original FirePower Hemi engine is sometimes referred to as the Type-1. 7 Hemi and everywhere I have read states that you need custom length pushrods when putting them on a 2008 or earlier block. Chrysler Hemi 331 – Street/Blown; Chrysler Hemi 331 – Race; Chrysler Hemi 354; Chrysler Hemi 392; Cackle Car; Hot Heads Hemi – Street/Blown; Hot Heads Hemi – Race; Desoto Hemi; Dodge Hemi; Port Development; EFI Conversions; Hilborn Injection Repair; Hemi Parts. 1 cu in and produced 180 HP. com Nov 28, 2022 · Early 5. Facilitates accurate plug reading and prevents oil seepage into combustion chambers. One topic that comes up is openning up the pushrod holes. Also, if you can't tell the difference between an early Hemi (1951-1958) and a 426, then look for the distributor. They have track proven results in many Blown Fuel and Blown Alcohol Drag Racing, and Land Speed Traials. The set includes rocker assembly and manifolds, featuring a manufacturer part number of 1556157-1. To navigate the HOT HEADS product index for early Chrysler Hemi (331-354-392) parts and accessories: Click on the underlined letter of the section you wish to see or Click on the range of letters for the page in which you're interested or Browse by scrolling down the page Oct 13, 2008 · Early-Hemi Parts List — Cylinder Heads Cylinder Head Castings Any 1954-or-later heads with the larger oval exhaust ports are better to start with. It was referred to as the “Double Rocker” V-8, to distinguish it from the “Polyspherical” head single rocker shaft V-8 introduced a year or two later. com; ↳ Hot Heads; ↳ TR Waters Early Hemi Parts; ↳ The Auto Review; Extra Curricular; ↳ Automotive (Not HEMI) ↳ Off-Topic 3 days ago · For the early 392 hemi enthusiast building a supercharged race motor or Cacklefest combination! SCE copper head gaskets for all 426 hemi fuel heads (will not fit Aug 18, 2022 · Aside from the WWll big Hemi fighter plane engine, nearly all folks consider the early ’50s 331 Chrysler FirePower to kick off the true OEM Hemi engines. Sent from my Moto Z (2) using The H. A. Hemi heads will bolt right on the block, although the 300 cubic inch block had a small 3. We started with a clean slate when we CAD-designed these water-jacketed aluminum heads for '51 - '59 Chrysler 331, 354, and 392 blocks. Chrysler Hemi 354 The Iron 354 Street Port Program (Casting #1619823) is meant for the hot rodder who wants more out of his as cast iron heads but can’t afford aftermarket aluminum heads. 7 Hemi head porting. Aug 21, 2024 · Your Early Chrysler Hemi Headquarters! Hot Heads Research & Racing, Inc. 7L Hemi Eagle Cylinder Head Specs; Casting Numbers: 53021616DD (Right) 53021616DE (Left) Cylinder Head Material: Aluminum, Code Name "Eagle" Combustion Chamber: 65cc with Oval “Closed Chamber” Shape & Dual Spark Plugs: Intake Port Shape: Rectangle : Intake Runner Volume: 185cc, (Flow improved 14% vs. Early Hemi Site Map. Find Us Along with our ever changing lineup of new parts, we offer an extensive selection of used early hemi parts, such as blocks, cranks, heads, rods, and even nuts and bolts. Very rare as most early Hemi’s did not have 4 Barrel Carbs. Discussion in 'The Hokey Ass Message Board' started by fitty_2, May 8, 2010. com Mar 26, 2020 · Early hemi engines were born from Chrysler’s involvement in the production of military aircraft engines during World War 2. Sparky, The 1955 # 1556157-1 are known as the triple nickle heads and they are the heads everyone wants so they command big bucks. com Along with our ever changing lineup of new parts, we offer an extensive selection of used early hemi parts, such as blocks, cranks, heads, rods, and even nuts and bolts. With companies like Hot Heads now supplying aftermarket aluminum heads, many builders just buy upgrades. com 1 day ago · For the early 392 hemi enthusiast building a supercharged race motor or Cacklefest combination! SCE copper head gaskets for all 426 hemi fuel heads (will not fit Heads; Manifolds; CNC Programs. Using the latest in casting technology, our heads are cast from 356-T6 aluminum, with an extra thick 5/8 inch deck and combustion chamber, all with To navigate the HOT HEADS product index for early Chrysler Hemi parts and accessories (331-354-392): Click on the underlined letter of the section you wish to see or Click on the range of letters for the page in which you're interested or Browse by scrolling down the page Jul 17, 2006 · Marines all have an M, industrial motos all have IND. Early Chrysler Hemi Hot Heads Street & Race Blower Manifolds Street Blower Manifold, Weiand Blower Intake Blower Kits, Blower Stud Kit, Blower Burst Panel Kit Blower Idler Bracket for BBC Water Pump Blower / V-Belt Pulley Spacer info@hothemiheads. Pre-62 B&RB engines will not bolt-up to post-62 B&RB transmissions so be careful there. info@hothemiheads. Hot Heads carries lightweight stock- replacement aluminum flywheels; 146-tooth versions fit '51 to '56 engines, and 172-tooth units fit '57 to '59 engines. Aug 21, 2024 · Your Early Chrysler Hemi Headquarters! Hot Heads Research & Racing, Inc. 2531718 – 426 Hemi, A-148 Jan 19, 2010 · ↳ Hemi Timeslips; Trading Floor; ↳ HEMI Items Forsale; ↳ HEMI Items Wanted; ↳ General Mopar Items Forsale; ↳ General Mopar Items Wanted; ↳ Group Purchases; Sponsors; ↳ Announcements; ↳ RockAuto. Domestic; Vintage. Mar 4, 2021 · Mopar 5. After the war they utilized the wisdom they had gained to produce a production car engine to compete with other overhead valve power plants being made available such as the early Cadillac V8, Nailhead Buicks, and Oldsmobile V8s. Early iron heads were changing as often as the blocks, and each Chrysler division did their own thing. 625″ bore which would require notching the block for valve clearance when using hemi heads. Joined: Feb 16, 2009 Posts: 151. For racing classes that require the use of an Iron casting this is your answer! This program takes a factory 331 Early Hemi Casting (#1556157, #1486833, or Insustrial) and turns it into the baddest factory Early Hemi head out there! May 14, 2018 · Hey Everyone, I am in the middle of building a 5. com May 8, 2010 · Early Dodge Hemi Heads & Rockers Questions. These have been said to flow better than any other Chrysler heads. 5°, an improvement over Apr 1, 2025 · This is a used set of Early Chrysler Hemi 555 Triple Nickel cylinder heads, suitable for 331, 354, and 392 engines. Intake, 1. Early Chrysler Hemi Intake Manifolds, Blower Manifolds, Electronic Fuel Injection Hot Heads, Weiand Burst Panel Kits, Carb Insulator / Spacer Carb Intake Linkages, Carb Adapters Carb Adapter Plates, Carb Assemblies. There's also the "minor" matter of hooking up your back-to-the-future motor to a modern Webster Billet 392 Hemi heads are designed to meet the extreme demands of a Nostalgia Top Fuel Engine. ycixbfxk xhvzmf bomv xzp udbuwdj stffi fkswtr dbxtdf proytew avhdge