Edelbrock Performer RPM Cylinder Heads 60589 Gilmer Drives & Belts 5mm (21/64") direct fit GM

5mm (21/64") direct fit GM LS ceramic spark plug wire sets feature a 135-degree ceramic boot on one end and a 45-degree LS coil boot pre crimped

For up to 9500rpm and 40psi boost Kelford Cams recommend valve spring KVS63-BTK-X

2009 ISUZU D-MAX 3

1-1/2-12" 5-1/4 Long

Edelbrock Performer RPM Cylinder Heads 60589 Gilmer Drives & Belts 5mm (21/64") direct fit GMBrand: Edelbrock Manufacturer's Part Number: 60589 Part Type: Cylinder Heads Product Line: Edelbrock Performer RPM Cylinder Heads Automotive Fittings Part Number: EDL 60589 UPC: 085347605897 Combustion Chamber Volume (cc): 72 Intake Runner Volume (cc): 215cc Exhaust Runner Volume (cc): 175cc Cylinder Head Style: Bare Cylinder Head Material: Cast aluminum Intake Valve Diameter (in.): 2. 110 in. CNC Machined Combustion Chamber: No CNC Machined Intake