Spring Kit 06-08 Trx450R 30-30920Lightweight Racing Valve Spring KitCompatible with boosted or turbocharged applications Designed with increased spring rates and high lift compatibility compared to the stock springs CNC machined titanium or H. T. (Heat Treated) Steel retainers and Cr Si (Chromium Silicon) alloy dual springs provide valvetrain control at high rpms with high performance camshaft capability Made in the USA Exhaust springs include a progressively wound inner spring,
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product description
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Lightweight Racing Valve Spring Kit
Compatible with boosted or turbocharged applications
Designed with increased spring rates and high lift compatibility compared to the stock springs
CNC-machined titanium or H.T. (Heat Treated) Steel retainers and Cr-Si (Chromium Silicon) alloy dual springs provide valvetrain control at high rpms with high-performance camshaft capability
Made in the USA
Exhaust springs include a progressively wound inner spring, which should be installed with the tightly wound end seated on the H.T. steel basewashers.
Kit Includes:
• 2x Intake CrSi Valve Springs
• 2x Exhaust CrSi Valve Springs
• 2x Intake Titanium Retainers
• 2x Exhaust Titanium Retainers
• 2x Intake H.T. Steel Basewashers
• 2x Exhaust H.T. Steel Basewashers