GX270-390-420cc Big Block Racing Valve Spring HD Dual *pair
4.5 (1,234)
Sold 100+ last 30 days
20% off first order
$39.00
Color
Black
Quantity
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Quantity
1
Description
Racing Valve Spring, Heavy Duty Dual Spring, setSpring, Valve, Dual, set (Fits 240, 270, 340, & 390s). Approx 65 lbs at 1.125 installed height, 60lbs at 1.2, with 140 lb open pressure (.375 lift)