Chev SB Mechanical Roller Head Improvement Kit
From mild to wild. Mechanical Roller applications. All premium parts including stainless steel valves.
Part Type: Head Improvement Kit
Application: Chevrolet Small Block (Cast Iron Heads) - World Sportsman II Heads
Intake Valves Included: Yes, 8
Intake Valve Type: Competition Products Severe Application Valves
Intake Valve Size: 2.020", 11/32" Stem
Intake Valve Material: Stainless Steel, Chrome Stem/Hardened Tip
Exhaust Valves Included: Yes, 8
Exhaust Valve Type: Competition Products Severe Application Valves
Exhaust Valve Size: 1.600", 11/32" Stem
Exhaust Valve Material: Stainless Steel, Chrome Stem/Hardened Tip
Valve Springs Included: Yes, 16
Valve Spring Type: Howards Cams Max Effort Springs, Dual
Valve Spring Size: 1.500" O.D.
Valve Spring Pressure: Closed: 180 @ 1.800", Open: 465 @ 1.250", 1.060" Coil Bind
Valve Spring Max Lift: .700"
Retainers Included: Yes, 16
Retainer Size: 10 Degree
Retainer Material: 4140 Chrome Moly Steel
Valve Locks Included: Yes, 32
Valve Lock Size: 10 Degree
Valve Lock Material: Forged Steel
Valve Seals Included: Yes, 16
Valve Seal Type: VTO Ultimate Duty Seals
Valve Seal Size: 11/32" x .531"
Manufacturer: Competition Products
Manufacturer's Part Number: 851626
Weight:
Warranty: Per Item Manufacturer
Quantity: Sold as Kit
Note: Must shim valve springs to correct height. |