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H5 Primary Spring Green/White 148-290 Features: 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
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🇺🇸 Ship from USA · On Agora since 2026
$54.95