WebStep 1. Open the hood to access the engine. The exhaust manifolds are bolted to the cylinder heads, near the spark plugs. Since all Chevrolet exhaust manifolds are cast iron, … WebGlad to be of help. The casting numbers and engine ID is the true way to tell. Visually, if you have tri power set up, you have the 421 HO. Here are the engine codes for 1964. Engine Codes . 1964. 326 250 HP 92x,96-0. 326 280 HP 94x,97-0. 389 230 HP 04L,05L,08R,09R. 389 235 HP 22B. 389 267 HP 11H,12H. 389 283 HP 10A. 389 303 HP 25K,26K,27P,28P ...
How to identify your Pontiac engine - teufert.net
WebFeb 7, 2007 · Join us now! Menu. FAQ: Members List: Social Groups: Calendar: Search: Today's Posts Web61 rows · All engine blocks have a casting code. This code will tell you the year it was to be used. However, these codes were used for more than one year and could have different … bits 2021 registration date
Block casting number 1241748 what year - Fixya
WebFeb 20, 2024 · reading the block casting numbers reveals this 400 engine has a 1971 date of manufacturefirebird blue 1968 satsuma al 2 21 a WebLearning how to identify and decode Pontiac engine blocks can save you a ton of money, time, and headaches. Selecting the right block for your 400 build can ... WebJun 6, 2013 · 9786133: 400: 1967: 9786339: 326: 1970: ... To improve the durability of its '78'79 T/A 6.6 engines, Pontiac revived the 481988 ... Pontiac located the block casting … data is retained during a redirection