Butler BLS-LSPROSV - LS LS1 LSX Pro Racing Standard Volume Oil Pump
O-ring seal of outlet port to block mating surface
High Quality Machining
9/16 ID oversize outlet port
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
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