WebPontiac produced 4 versions of the Ram Air V engines. A 303 cubic inch (4.97 l) to use for Trans-Am racing. A 366 cubic inch for NASCAR, A 400 cubic inch, and 428 cubic inches for drag racing. A dealer-installed option the Ram Air V engines are very rare. 428. The new 428 had a 4.12” bore and a 3.25” stroke with a total cubic inch of 426.61. WebSep 23, 2006 · Stock Pontiac Head Specs ... Engine: Rated Horsepower: Valve Size (Intake / Exhaust) Chamber Volume (or Compression Ratio if Volume Unknown) Stud Mounts: Flow Charts: 01: ... 400 Ram Air III: 366 hp (GTO) 2.11 / 1.77: 72 cc: Pressed: 12 (Manual Trans) 1970: 400 Ram Air III: 330 hp:
RAM Air IV Cam Specs It Still Runs
WebSep 22, 2024 · SPECIFICATIONS. Price. Base price: $2,781.00. Price as profiled: $4,059.06. Options on car profiled: Firebird 400 Ram Air, $631.12 (Early production Ram Air II … WebMar 11, 2024 · This meant that its standard engine was the L74 400 (Ram Air III) version of the 400-cu.in. V-8 (i.e., the 400 H.O. with functional ram air). Though it was new to the Pontiac performance lineup in 1969, the engine shared its 4.12- x 3.75-inch bore and stroke, 10.75:1 compression ratio, and Quadrajet-style four-barrel carburetor with the base 400. flooding in tasmania today
Butler Exclusive Pontiac Ram Air IV "041 ... - Butler Performance
WebNov 7, 2015 · These codes were reused every year. For example, a 1970 YZ code is a 400-ci Ram Air III 345-hp engine, but in 1972 the YZ code designated a 400-ci 2-barrel 200-hp engine. Definitely a big difference! … WebMay 13, 2014 · Rarely do we see an original 1969 GTO exhaust system, particularly one that is still in excellent, working condition. This low-mile Ram Air IV convertible with Turbo 400 … WebApr 11, 2005 · The Ram Air Super Duty, a high- performance 400 engine much like the Ram Air IV, featured round-port cylinder heads, a heavy-duty block, and forged internal components, allowing it to withstand ... great meadow correctional facility stabbing