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KPMI SPRING KIT 0.600" LIFT HD SHOVELHEAD '66-83 - 20-20450

Vendor KPMI
Regular price $142.95
Sale price $142.95 Regular price
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SKU: 191-27012S

This is a pre order item. We will ship it when it comes in stock.

Wound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI valve springs are heat-treated, stress relieved and shot peened to insure maximum performance and life. Springs are engineered for each specific application using proprietary advanced spring design simulation, and analysis software. Engineers pay special attention to cam and spring harmonics, stress, mass and operating rpm.