Lash cap for high pressure fuel pumps. Style:LF3/4 The hub made of billet

The hub made of billet 4340 Steel and machined to tight tolerances to provide a press fit on the end of the crank shaft

New crank bolts are included

M6 bolts should be torqued to 12ft lbs

Available in two flavors

these pumps are trusted by hundreds of LF3 and LF4 engine enthusiasts

Lash cap for high pressure fuel pumps. Style:LF3/4 The hub made of billetThe LF3 4 is lash cap designed for use with with AutoTech Internals, and a 21% fuel cam. The LFx lash cap will allow you to use a modified ATS V fuel pump on your LFX. When a camshaft is ground for additional lift the valves need to be shimmed to prevent the system from making noise. This follows the same concept. If your HPFP is loud with your 21% cam, this will help keep it quiet. All AJM high pressure fuel pumps for the LF3 4 and LFx come with this