Edelbrock BB Chevy Performer RPM 454-R Cylinder Head w/ Valves 200400108 "The Bullet" mounts in between

"The Bullet" mounts in between your cable and your throttle control

These pump drives feature a CNC milled (not broached) hex

572 in Bore

00-inch Converter Bolt Pattern

The 1/4-inch polypropylene foam kit

Edelbrock BB Chevy Performer RPM 454-R Cylinder Head w/ Valves 200400108 "The Bullet" mounts in betweenCylinder Head Specifications: Combustion chamber volume: 110cc 118cc; Intake runner volume: 290cc; Exhaust runner volume: 110cc; Intake valve diameter: 2. 25"; Exhaust valve diameter: 1. 89"; Valve stem; diameter: 11 32"; Valve guides: Manganese bronze; Deck thickness: 9 16"; Valve spring diameter: Hydraulic Roller (#61555); Valve spring maximum lift: N A; Rocker stud: 7 16"; Guideplate: Hardened steel; Pushrod diameter: 3 8"; Valve angle: 26 ;