Web318 Chrysler Poly. New!! Performance Cams – New!! Many people have been looking for new performance cams for the early 318 Chrysler “A” engines with the “poly” heads from 1956 to 1966. Look no further! Camcraft has the answer! We had a special run of semi-finished performance castings made and we have them in stock. WebJan 9, 2024 · The wide block, or polysphere 318 was made from 1957 to 1965 (66 in Canada). In 1964 they came out with a redesigned 318 called a 273, for use in Valiant, Dart, and Barracuda. The original 318 would not fit these cars as they were designed for a …
Hot Rods - 318 poly questionss for the guru
The Spitfire engines were Poly variants of Chrysler's FirePower (Hemi) engine. Chrysler built three Spitfire engines: the 331 Poly, 354 Poly, and the all-new 301 Poly, which did not have a Hemi version. They were introduced for 1955 in the low-priced Chrysler Saratoga and Windsor models and were used through 1958. All Chrysler Spitfire engines were low deck; no Poly version of the raised deck 392 Hemi engine … WebWhile the 1957 – 1958 “Dual Fury V-800” poly 318 boasted the hottest factory cam, it was still undersized for what the engine can make use of with factory spec equipment and certainly for high-performance modifications. While mainstream cam manufacturers have given up on the A-block and we have lost some cam grinders like Chris Nielson ... ioptron hae43
Early Hemi and related Poly Engine ID codes - egg-llc.com
WebPoly Engine Colors (reference photos below) Notes: No factory A-block was painted black or orange. Some people mistake faded red for orange. No factory car or truck A-block was painted Chrysler Corporation blue P4349217. Some marine engines may have been painted blue by the boat builder. Some people mistake faded Mopar turquoise for blue. WebSep 8, 2024 · The Poly 318 obviously has great power potential and makes more HP/Torque with less compression and head flow than a LA motor because of its superior head design; BMEP (brake mean effective pressure) for a Poly 318 with restrictive "log style" exhaust manifolds is approx. 164 PSI. on the psychiatrist\\u0027s couch combo