Engine Kits

Manley 11521-8 Small Block Chevy Valves
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Manley 11521-8 Small Block Chevy Valves

Part #: 11521-8
List Price: $315.15
Our Price: $133.76
You Save: $181.39

Small Block Chevy 11/32" Stem Diameter, .250" Tip Length Exhaust 1.500 Stock Length


XH-426 Stainless Exhaust Material
NK-842 Stainless Intake Material
Chrome Stems and Hard Tips
Swirl Polished and Fully Machined
Increased Flow with “Pro Flo” Underhead

Approximate Weight (g) 89
Brand Manley
Lock Groove Quantity 1-groove
Lock Groove Style Conventional
Overall Valve Length (in) 4.911 in.
Part Type Valves
Product Line Manley Race Series Stainless Steel Valves
Quantity Sold as a set of 8.
Swirl Polished Yes
Undercut Stem Yes
Valve Head Diameter (in) 1.500 in.
Valve Head Style 7 degree dish
Valve Material XH-426 stainless steel
Valve Seat Width (in) 0.100 in.
Valve Stem Diameter (in) 0.341 in.
Valve Tip Length (in) 0.250 in.