8x 60LB Valve Springs for Cummins 3.9L 4BT

This 3200 rpm spring fits all VE Rotary Injection pumps on Cummins 3.9L 4BT from 1989 to 1993. The spring will allow the injection pump to fuel all th..

3.9L Cummins 4BT FUEL PIN The Dynomite Diesel Fuel Pin gives your 89-93 3.9L Cummins 4BT 15-30 more horsepower.  The Power Pin fits all 3.9L 4BT Cumm..

12-60lb Intake & Exhaust Valve Springs 89-98 12 Valve Dodge 5.9L Cummins The seat pressure on these springs is ~150bs at the installed height of 1.95..

These heavier coil springs replace the stock governor coil springs to safely allow the engine to reach higher RPMs, so there is no momentum loss when ..

6-60lb Intake or Exhaust Valve Springs 94-98 12 Valve Dodge 5.9L CumminsCan be used on the intake side or the exhaust side. The seat pressure on thes..

Easily access your engine's oil filter by installing Pacbrake's oil filtration relocation kit. A remote oil filter is most beneficial for those who ha..

Easily access your engine's oil filter by installing Pacbrake's oil filtration relocation kit. A remote oil filter is most beneficial for those who ha..

BACKORDERED UNTIL SEPTEMBERIntroducing the Fleetguard LF9028:It has a standard full flow oil filter, in addition to a bypass style (sub2-micron) filte..

Dodge 3.9L 4BT & 5.9L 6BT Cummins Oil Pickup Tube Gasket Number 9 in the picture. Cummins part number 3938157...

This 3200 rpm spring fits all VE Rotary Injection pumps on Cummins 3.9L 4BT from 1989 to 1993. The spring will allow the injection pump to fuel all th..

Currently all Steed Speed items have a 8-12 week lead time The only manifold available to give a substantial  gain in power and fuel economy..

Set of 4 Fel-Pro Valve Cover Gaskets for the 3.9L 4BT Cummins Diesels. We have found that these gaskets DO NOT swell up and leak like the Cummins gas..