WebPontiac 455 V8 Engine. The 455 Pontiac V8 was introduced in 1970 and provided large-bodied Pontiacs a torque-friendly engine. Prominently featured in the Pontiac Bonneville, … WebJun 10, 2024 · The HO heads have 108 cc chambers and calculates out to 8.62 to 1 compression with the .040” quench (reused the .030” Cometics). With the 455 HO change …
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WebPONTIAC - Finished Header Flanges, Plain Header Flanges, Header Flanges with formed Starter Tubes, Header Gaskets. Engine Series: ... 59-81 Pontiac 326-455" 1 5/8" Oval Ports: … WebFeb 11, 2015 · Will a 455 engine fit in a 1986 buick regal? I put a 455 in a regal.. and it was a snap. get the right mounts, i used factory steel from a 73 centurion 455. then used A body … chiswick creatives
Hooker Headers Competition Headers 350-455 Pontiac - JEGS …
WebMay 20, 2024 · The original 1970 Pontiac 455 'big block' V8 was good for between 360 and 370 horsepower and 500 lb-ft of torque. At first glance this didn't transcend the 370hp on … WebWe Buy Pontiac Blocks; Tech. Tech Articles; Pontiac Block Casting Information; Pontiac Blocks- Bore & Stroke; Pontiac Heads; Pontiac Engine Torque Specs; ... Headers and exhaust manifolds from today's top manufacturers including Doug's Headers, Hooker Headers, Hedman Hedders, Mad Dog, and Ram Air. Web1973 Pontiac 455 with 2 bolt mains: Bore and Stroke: 4.15" x 4.21"; bored .030 to accommodate forged pistons with moly rings: ... Headers modified to fit ports, cleaned up … chiswick coworking space