Edelbrock BBC Performer RPM 454-O Cylinder Head Assembled Draco Racing 300SDL 1987-1986

300SDL 1987-1986

Various Vehicles

690 in OD Steps

13x7 and 13x8 wheels feature tire safety bead bumps to retain the tire when using low air pressure on dirt tracks

Edelbrock BBC Performer RPM 454-O Cylinder Head Assembled Draco Racing 300SDL 1987-1986Cylinder Head Specifications: Combustion chamber volume: 100cc; Intake runner volume: 290cc; Exhaust runner volume: 110cc; Intake valve diameter: 2. 19"; Exhaust valve diameter: 1. 88"; Valve stem diameter: 11 32"; Valve guides: Manganese bronze; Deck thickness: 9 16"; Valve spring diameter: 1. 55"; Valve spring maximum lift: . 700"; Rocker stud: 7 16"; Guideplate: Hardened steel; Pushrod diameter: 3 8"; Valve angle: 26 ; Exhaust port location: Stock;