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Speedmaster CNC ported cylinder heads are machined on dedicated 5-axis CNC machines to ensure accuracy and better flow
except stock equipped EGR
Speedmaster small block 427 c
Speedmaster piston oil ring spacers are manufactured from spring steel and install against the bottom sill of the oil ring groove
Couple this Hi-Ram intake with the high flowing LS1 style cylinder heads has outstanding potential for naturally aspirated and forced induction applications
14" x 2" Washable Element Elite Top Flat Base Air Cleaner Kit Speedmaster CNC ported cylinder headsSpeedmaster's air cleaners not only look great, they also provide your engine with cleaner air for better performance. They're available in round and oval styles, and you can choose between plain polished, straight ball milled, and flame ball milled finishes.
