Jesel Rocker Arm Shims - Horseshoe Type - 0.100/0.050/1.025 in Thick - Small Block Chevy Battery Tray Fits ALL LS engines except

Fits ALL LS engines except with dry sump and/or supercharger

Powers engines from stock all the way up to 900 horsepower (Gasoline)

0L engine and 1986 Mustang GT 5

5 in ID Spring

Safecraft Safety Equipment is used by most of the top professionals in motorsports

Jesel Rocker Arm Shims - Horseshoe Type - 0.100/0.050/1.025 in Thick - Small Block Chevy Battery Tray Fits ALL LS engines exceptProduct Description: Rocker Arm Shims Horseshoe Type 0. 100 0. 025 0. 050 in Thick Small Block Chevy 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