SP-1 SUPER PUMP KIT FOR BIG TWIN

Weight: 0.04

• Easiest and most cost effective way to increast oil pressure in all Shovelhead and Evolution motors
• Having proper oil pressure increases performance, quiets noisy valve train and rops the warm operating temperature by an average of 20 degrees
• Each kit includes three color coded springs and detailed instructions

E.R.T. Products
Oil Pump Spring Kit
Fits Big Twin Single Cam 1973/1999