WebPontiac paid $5 license fee to SCCA for each Trans Am sold to use the name . The 69 Trans Am came std with RA III , the only engine option was the RA IV L-67 , that ordered on only 55 Trans Ams, came with Muncie M-21 CR and 3.90 std final ratio , 3.55 and 4.33 as optional . These Figures came from 3.9 Final ratio and Muncie CR RAIV . Web67 Pontiac Gto Ram Air 400 Ho 360hp Code Yr 4 Speed Engine Numbers Matching View Details 1968-74 Pontiac Factory Correct O Port Cylinder Head Bolts Bolt 4 Ram Air 4 Ho
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WebJan 9, 2024 · GM. In 1969, Pontiac introduced two updated versions of the Ram Air engines. The first was the Ram Air III, which was a 400 cid V-8 with big-valve D-port heads, cast … WebNov 13, 2024 · The Edelbrock cylinder heads have Ram Air exhaust IV ports—so you should use this set of Hedman headers. Keep your compression ratio at about 9.5:1. According to Edelbrock, this combo will yield 422 horsepower and 441 foot-pounds of torque on pump gas. Keywords. mailbag, Pontiac 400. Author: OnAllCylinders Staff. campgrounds near suwannee fl
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WebSee original listing. (16) NOS 1967-75 PONTIAC GTO RAM AIR 350 400 455 HYDRAULIC LIFTERS 5232265 RARE. Photos not available for this variation. Condition: New other (see … WebSep 1, 2024 · One of the rarest being the Ram Air IV. Pontiac offered this engine (distinguished by round-port, high-compression cylinder heads) in the Trans Am for only two years, producing only 88 of the cars. The Ram Air IV T/A is closely followed in value by the 455 Super Duty equipped cars in 1973. Third Generation (1982-1992): 1992 Firebird SLP ... WebRAM Air IV Cam Specs. Pontiac's Ram Air IV engine was the fourth evolution of an engine that had helped to create the muscle car as we know it. Premiering in the 1967 Pontiac … first twilight book release date