COMP Cams Calibration Test Spring for #5313 ATL Racing Fuel Cells This stock appearing oil pan

This stock appearing oil pan is for pre-

1969-1979 Buick Skylark

and 2 - for Delay 2

4L80E transmissions w/o PRNDL switch

100 lb/in Spring Rate

COMP Cams Calibration Test Spring for #5313 ATL Racing Fuel Cells This stock appearing oil panCalibrate your miniature valve spring tester (5314) with this calibrated test spring. The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what happens out on the race track. Because no matter what happens on a dyno or in a computer model, if that theoretical performance doesn't translate into real