H5 PRIMARY SPRING BLACK/RED 230-350

$54.95

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Description Review Part Numbers

Most OEM springs lose their spring rate over time and goes unnoticed reducing your engine rpms and performance
These H5 alloy springs are high quality springs with the same performance of titanium springs at a fraction of the cost
No rate loss over time which maintains efficient clutching for a better performing and more consistent spring
New material has a 30,000 to 40,000 PSI higher tensile strength than standard chrome-silicone springs
Powder coated finish with part # and rate printed on spring
Direct OEM replacement and custom spring rates for turbo, nitrous, big bore applications
Used by Tucker Hibbert for over 15 years