Butler BLS-LSPROSV - LS LS1 LSX Pro Racing Standard Volume Oil Pump

LS1 LSX GEN 3 Pro Racing standard volume Chevy oil pump

Hi Performance Features

• O-ring seal of outlet port to block mating surface. 
• 9/16 ID oversize outlet port.
• Radius machining of internal cast oil passage exit flow
• Steel Ball replaces sticky piston technology oil pressure / volume by-pass circuit
• Interchangeable by-pass springs (60 / 70 / 80 psi )
• "Dimple Tech" Oil reserve lubrication pockets machined into gears at wear thrust surfaces
• Internal volume feed holes for enhanced lubrication.
• Double roller chain can be used with spacer kit and clear front cover.
• 88 % flow screen material included for pick up tube conversion.
• Application: 500 hp to 800hp at sustained high RPM

LS oil pump to crank center line is extremely critical. We highly recommend the alignment kit for perfect alignment. Part# LSALTL