Motor Mayhem

  Many people have found the cable sold in parts stores for 1980’s Chevy and GM 6.2L diesel powered vehicles does not fit correctly. Both the Pioneer CA8503 cable and the ATP Y270 cable claim to be the correct fit for the application, but will not allow the throttle to fully close.The image below shows the aftermarket cable […]

The Stanadyne DB2 rotary distributor pump has a single pumping element that feeds all injectors. The high pressure pumping action is carried out in a single barrel, which houses two opposing plungers operated by two rollers. These plungers are pushed together by a cam ring with internal lobes acting on the rollers and it is this action that pressurizes the fuel.