JIMS Oil Pump Shaft Harley Big Twin 1968–1999

At Boomers Bike Shop, we trust proven components that keep classic Harleys alive and running right. This JIMS Oil Pump Shaft for Harley-Davidson Big Twin models from 1968–1999 is a precision-machined replacement designed to restore proper oil pump function and long-term reliability.

Worn or damaged oil pump shafts are a common cause of low oil pressure and premature engine wear. This JIMS shaft is manufactured to exacting tolerances and is built to handle the demands of Shovelhead and Evolution engines. It’s an ideal choice for full engine rebuilds, oil pump service, or preventative maintenance on high-mileage Big Twins.

As with all JIMS components, this oil pump shaft is Made in the USA and meets or exceeds OEM specifications. Boomers Bike Shop proudly offers parts we would run in our own bikes—no shortcuts, no guesswork.

This is a JIMS oil pump shaft designed to replace worn or damaged oil pump drive shafts on Harley-Davidson Big Twin engines from 1968 through 1999.

The shaft is precision-machined from hardened steel to restore proper oil pump drive engagement and help maintain correct oil circulation. This component is a direct reproduction of the factory shaft and is used when servicing or rebuilding the oil pump during engine teardown or preventative maintenance to correct low oil pressure and wear-related issues.

This shaft replaces Harley OEM 26346-68 and 26346-70 and is made in the USA for dependable fit and long service life. Boomers Bike Shop chooses parts we trust for real-world engine rebuilds and rider use where correct oil pump drive function matters.

Fitment:

Harley-Davidson Big Twin models

Years: 1968–1999

Compatible with Shovelhead and Evolution oil pump style engines