62-67 Chevy II Nova LS1 304 SS long tube headers with 1-3/4" primary headers with 3" dia. slip fit collectors. Fits car with Church Boys Rack and Pinion Steering. Steel Motor Mount adapters are included for use with stock motor mounts in neutral position. Collectors fit up nicely above the oil pan and direct the exhaust back to allow dual 3" dia. tubes to clear the transmission cross member.