Valvetrain

JIMS - HYDROSOLID TAPPETS Perform like a hydraulic tappet up to 5500 rpm, then turn into a solid tappet. When they turn into solid tappets, it adds approximately three to six more usable horsepower. Made in the U.S.A. Prevent hydraulic pump at...

JIMS - HYDROSOLID TAPPETS Perform like a hydraulic tappet up to 5500 rpm, then turn into a solid tappet. When they turn into solid tappets, it adds approximately three to six more usable horsepower. Made in the U.S.A. Prevent hydraulic pump at...

JIMS - HYDROSOLID TAPPETS Perform like a hydraulic tappet up to 5500 rpm, then turn into a solid tappet. When they turn into solid tappets, it adds approximately three to six more usable horsepower. Made in the U.S.A. Prevent hydraulic pump at...

Includes shaft and bushing Made in the U.S.A. Compatible Vehicles Years Make Make Notes 1958-1964 Harley-Davidson Duo Glide FL 1958-1964 Harley-Davidson Duo Glide FLF 1958-1964 Harley-Davidson Duo Glide FLH 1958-1964 Harley-Davidson Duo...

JIMS - MANUAL COMPRESSION RELEASE VALVES Made in the U.S.A. Simply drill and tap (10mm x 1.0mm) each cylinder head and thread in the self-sealing release valves (thread tap PART #DS-196409 available separately). Sold in pairs. Give your starter...

Standard solid rollers are designed around three working parts The outer wheel/roller has a 27% greater wall size - less harmonic distortion for better tracking of cam lobe Pin bearings are decreased in size by 12%, which increases rpm for more...

These tappets will run in cast iron or aluminum tappet blocks Recommend fitting the tappets to the blocks with a clearance of .0007" to .0012" Produced from billet bearing steel A true center-line for roller life and exact cam timing ...

JIMS - POWERGLIDE II HYDRAULIC TAPPET Billet body. These tappets have undergone extensive development to increase load, lubrication, hydraulic and life capacities. Dynamic load capacities increased over 30%. Made in the U.S.A. Hand-honed hydraulic...

JIMS - POWERGLIDE II HYDRAULIC TAPPET Billet body. These tappets have undergone extensive development to increase load, lubrication, hydraulic and life capacities. Dynamic load capacities increased over 30%. Made in the U.S.A. Hand-honed hydraulic...

JIMS - POWERGLIDE II HYDRAULIC TAPPET Billet body. These tappets have undergone extensive development to increase load, lubrication, hydraulic and life capacities. Dynamic load capacities increased over 30%. Made in the U.S.A. Hand-honed hydraulic...

These tappets will run in cast iron or aluminum tappet blocks Recommend fitting the tappets to the blocks with a clearance of .0007" to .0012" Produced from billet bearing steel A true center-line for roller life and exact cam timing ...

These tappets will run in cast iron or aluminum tappet blocks Recommend fitting the tappets to the blocks with a clearance of .0007" to .0012" Produced from billet bearing steel A true center-line for roller life and exact cam timing ...