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Chev SB Hydraulic Flat Tappet Head Improvement Kit
Everything you need to assemble your own high performance heads. Each kit includes: valve springs, spring retainers, valve locks, valve seals, and quality valves.Each kit includes high grade performance parts. Perfect for Street, Street Performance and Mild Street/Strip applications.
Part Type: Head Improvement Kit
Application: Chevrolet Small Block (Cast Iron Heads) - For OE, Dart Iron Eagle S/S & 180, Engine Quest IMCA Spec & Vortec, RHS Vortec, Pro Torker Vortec, World S/R, & S/R Torquer Heads
Intake Valves Included: Yes, 8
Intake Valve Type: Power Products Performance Valves
Intake Valve Size: 1.940", 11/32" Stem
Intake Valve Material: Stainless Steel, Chrome Stem/Hardened Tip
Exhaust Valves Included: Yes, 8
Exhaust Valve Type: Power Products Performance Valves
Exhaust Valve Size: 1.500", 11/32" Stem
Exhaust Valve Material: Stainless Steel, Chrome Stem/Hardened Tip
Valve Springs Included: Yes, 16
Valve Spring Type: Howards Cams Performance Springs, Hyd. FT, Single w/ Damper
Valve Spring Size: 1.240" O.D.
Valve Spring Pressure: Closed: 90 @ 1.700", Open: 240 @ 1.250", 1.125" Coil Bind
Valve Spring Max Lift: .520"
Retainers Included: Yes, 16
Retainer Size: 7 Degree
Retainer Material: Chrome Moly Steel
Valve Locks Included: Yes, 32
Valve Lock Size: 7 Degree, Single Groove
Valve Lock Material: Forged Steel
Valve Seals Included: Yes, 16
Valve Seal Type: Umbrella Seals
Valve Seal Size: 11/32"
Manufacturer: Competition Products
Manufacturer's Part Number: 8511
Weight:
Warranty: Per Item Manufacturer
Quantity: Sold as Kit
Note: Must shim valve springs to correct height.
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