Chev SB Mechanical Flat Tappet/Hydraulic Roller Head Improvement Kit
Everything you need to assemble your own high performance heads. Each kit includes: valve springs, spring retainers, spring locators valve locks, valve seals, and quality valves.
Part Type: Head Improvement Kit
Application: Chevrolet Small Block - For Dart Pro-1 Aluminum, Canfield Aluminum, Brodix Iron Killer IK210 & Track 1 Aluminum, Patriot Freedom & CNC Classic, Pro Topline Aluminum Lightning & RHS Pro Action Aluminum Heads
Intake Valves Included: Yes, 8
Intake Valve Type: Competition Products Severe Application Valves
Intake Valve Size: 2.020", 11/32" Stem (+.100")
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 (+.100")
Exhaust Valve Material: Stainless Steel, Chrome Stem/Hardened Tip
Valve Springs Included: Yes, 16
Valve Spring Type: Hi-Tech Racing Products Performance Spring, Dual w/ Damper
Valve Spring Size: 1.437" O.D.
Valve Spring Pressure: Closed: 130 @ 1.750", Open: 285 @ 1.250", 1.125" Coil Bind
Valve Spring Max Lift: .625"
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"
Spring Locators Included: Yes
Spring Locator Size: 1.550" O.D., .570" I.D.
Spring Locator Material: Alloy Steel
Manufacturer: Competition Products
Manufacturer's Part Number: 852226
Weight:
Warranty: Per Item Manufacturer
Quantity: Sold as Kit
Note: Must shim valve springs to correct height.