Jesel External Camshaft Belt Drive - Big Block Ford Youth Neck Collars & Helmet Supports 4L) Engines for use with

4L) Engines for use with Holley Smart Coils

Transmission Clutch Kit

Duration 281 / 281

1991-1997 GMC Jimmy

and the largest of valves

Jesel External Camshaft Belt Drive - Big Block Ford Youth Neck Collars & Helmet Supports 4L) Engines for use withProduct Description: Camshaft Belt Drive External Billet Aluminum Big Block Ford Dan Jesel realized early on that the success and demand for his high end valvetrain components was in part dependent on huge valve lifts, unheard of spring pressures and rpm that most thought was impossible. So he started on a 10 year quest to perfect the roller lifter. After nearly nine years of R&D and endless testing, Dan brought the first Jesel roller lifters to