The overall power rating, fuel economy, and. Web jasper remanufactured gas engines are built to meet or exceed original equipment manufacturer measured tolerances, and most applications are covered by a 3 year |. Web this longblock jeep 3.8 engine includes block, crankshaft, connecting rods, pistons, timing set, oil pump, camshaft, lifters, bearings, gasket set, cylinder heads, valves and springs. A direct port catalytic converter increases the engine’s performance more. Has anyone had any experience with a jasper engine, thats what the dealership wants.
