Description
Rocker box bolts are critical fasteners that secure the valve train assembly and must withstand constant thermal cycling and high RPM vibration. GARDNER-WESTCOTT’s polished stainless and chrome steel socket-head bolts deliver the reliability and corrosion resistance your Twin Cam engine demands, whether you’re running a stock build or a heavily modified motor. These U.S.-manufactured fasteners ensure your rocker boxes stay secure and your engine bay looks intentional.
- Material: Polished stainless steel
- Alternative: Polished chrome steel
- Style: Socket-head cap bolts
- Fitment: ’99-’17 Twin Cam engines
- MPN: P-88-15
- Installation: Bolt-on replacement
- Motor set includes: Cam cover, primary cover, transmission side cover, oil hose cover, lifter base, rocker box, front inner primary, washer, motor mount bolts, transmission mount bolts
- Side cover set includes: Cam cover, primary cover, oil hose cover, transmission side cover
- Primary set includes: Primary cover, inspection cover, derby cover
- Origin: Made in the U.S.A.
- Corrosion resistance: Superior to stock fasteners









