Active filters
Progressively wound racing valve springs for high-rpm performance. Complete set for one engine. Made in the USA.
Decorative bolt head covers for motor, transmission and primary; easy install with included instructions.
Dual super-clean valve springs that accept stock and aftermarket spring collars. Made in the U.S.A.
Covers raw OEM bolt heads on engine, transmission and primary.
Standard kits include motor, transmission and primary bolt covers; deluxe and individual options available.
Easy installation with detailed instructions; fasten with silicone (sold separately).
Complete set of engine fasteners. Made in the USA. Includes all bolts required for engine assembly and service.
Complete kit of engine fasteners that includes every bolt required for assembly. Made in the USA.
Complete set of engine bolts. Includes all necessary fasteners. Made in the USA.
Restores stock valve pressures and works with stock cam profiles. FEA-modeled retainers and bases, heat-treated chrome silicon springs, made in the USA.
Complete kit with all bolts needed to assemble the engine. Made in the USA.
Valve spring kit designed to match stock pressures and work with stock cam profiles. Retainers and keepers modeled with FEA; springs wound from heat-treated chrome silicon wire. Made in the USA.
All bolts required for engine assembly in one kit. Simplifies rebuilds and maintenance. Made in the USA.
Precision heat-treated steel collars that improve retainer-to-seal clearance and valve guide alignment. Made in the USA.
High-wear, low-friction nitrided valve offering superior corrosion resistance and excellent flow characteristics. Made in the USA.