H5 Valve Spring Kit // Arctic Cat 550/650/700
Replace your stock valve springs with our H5 alloy valve springs.
Speedwerx H5 Alloy Valve Springs
These valve springs our made out the same material that the top NASCAR and NHRA team are using today. These valve springs will out last your stock valve springs giving you better power over time.
The stock springs have rate of 26-75 and our H5 alloy springs have a rate of 45-81 for a spring that is stiffer all of the way through.
Springs are designed to work with the stock retainers.
Arctic Cat 550 H1 / 650 H1 / 650 H1 Prowler / 700 H1 / Prowler XT / Prowler XTX
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