Description of 🔧 Enhance Your GM Chevy Engine's Performance with the Oil Pump Primer Tool
【Wide Range of Applications】Fits all small and big blocks including popular sizes of 327 350 355 383 388 400 406 427 434 454. 【Professional Design】Thick shaft design with triangle shaped end for no slippage. Use with 3/8" or 1/2" chuck hand drill. 【Suitable For】For SB/BB Chevy V6 &V8 Engines. Fit for all small and big blocks including common sizes of 327 350 355 383 388 400 406 427 434 454. 【High Quality】The oil pump primer tool allows you to spin the oil pump with a drill motor and increase the oil pressure and move the oil to the top of the engine before starting the engine, preventing unnecessary wear and damage to the rotation and valve train components. 【Very Durable】Featuring a special aluminum sleeve that accurately positions the shaft and keeps it from wobbling. Primer shafts are rated at 170,000 psi to ensure extended service life.