It s an engine performance trick practiced since the late 60s first with passive crankcase evacuation methods or so called pan evac systems.
Electric vacuum pump for race engine.
The gz motorsports racing vacuum pump are based on a brand new redesigned oem style air pump but are modified for use in an oily environment using parts designed specifically for that purpose.
Nutter racing engines specializes in designing manufacturing and selling standard and custom race engine oil pumps hand crafted and built to racing specifications.
It kit includes a shiny black 12 volt pump along with all of the vacuum line fittings and hardware needed for a complete installation.
They include a shiny 12 v pump and all of the vacuum line fittings and hardware required for installation.
External crankcase vacuum pumps will provide significant power gains on both racing and high performance street engines primarily by promoting superior ring sealing.
The summit racing 760152 brake booster vacuum pump is an ideal choice for cars with big cams that may run short on vacuum for their power brake boosters.
Adjustable vacuum regulator screws directlt into the pump.
Cars with big cams may run a little short on vacuum for their power brake boosters.
12 o ring on one end and 12 male hose on the other.
I had a guy tell me they can pull up to 22 of vacuum and run continuous.
The power increase was only seen at engine speeds over 6 000 rpm so you would need to.
The net result is better ring seal less or no oil contamination less oil leaks cleaner oil longer engine life and more horsepower.
I did some research and found the gm part number s 260018888 22034995.
The star vacuum pump created 15 inches of vacuum in the crankcase and the power increased from 741 to 760 hp.
Posted yesterday 12 50 am 124.
Actually an oem pump is a very reliable pump designed for many years of use because there s thousands of hours in gm and ford engineering in them.
The vacuum pump can reverse every one of these problems by reducing eliminating or even putting a negative pressure on the engine.
How about the electric vacuum pump used on the small mid 80 s gm cars.
Crankcase vacuum technical information dry sump oil pumps for racing engines high quality unbeatable price.
An all new diecasting only available from gz motorsports forms the core of the new pump with much closer tolerences than previous models enhancing it s air flow potential.