1.6 "Fixed" Roller Rocker Kit AMC JEEP 4.0/4.2 "Next Generation."
If you want dyno proven hp & tq gains then here's one of the easiest ways to add 5hp/10ftlbs. This is our next generation, even lighter weight, yet heavy duty 1.60 ratio "Fixed" roller rocker arm kit. These are 100% made in the USA and feature a heavy duty fully rollerized fulcrum and roller tip. *3/8" .080" wall pushrods can only be used only on our competition heads unless you clearance your head accordingly. ***This kit will utilize your stock length pushrods.