Fits 302 and 351 Ford Racing blocks
Used for Drag, Sprint Car, and Circle Track Racing
Unfinished combustion chambers, typical finished volumes range from 40cc to 70cc
Unfinished Ports - As Cast
Uses 1.600" diameter exhaust valves
Uses 2.100" diameter intake valves
Premium valve seat material compatible with titanium valves
Added water passages between combustion chambers
Cast from 356-T6 Aluminum
Uses Motorcraft AGS-series spark plugs