Original 455/370 HP Rocket V-8 engine, Matching numbers Hurst dual gate shifter with Rally pack F heads and W-30 aluminum intake Original carburetor Original OW Turbo 400 transmission 3.42 TM Positraction rear end Code W27 rear end cover Original sheetmetal with factory markings Dual exhaust with rear trumpets Sport steering wheel Dual sport mirrors 1 of 1,542 442 W-30's built in 1970 The 455 was booted up to 365 standard horsepower, and the optional W-30 package upped that number to 370, adding a fiberglass hood with functional ram-air scoops.