Powermaster Ultra Torque Starter - Chevy 153/168 Tooth - 250 Ft. lb. Torque 8000100 #2902 fits rectangular-port heads and

#2902 fits rectangular-port heads and #72902 features out-of-the-box pre-assembled direct port nitrous system ready to bolt on and go

The housing diameter is only 2-5/8" and the splines are

45 HP At 4500 Rpm Of Horsepower Gain

1-5/8 in Male O-Ring to 1-1/2 in Hose Barb

Powermaster Ultra Torque Starter - Chevy 153/168 Tooth - 250 Ft. lb. Torque 8000100 #2902 fits rectangular-port heads andULTRA Torque works well in a variety of applications. Ideal for hardcore racing, it's the ultimate performance starter. period! Most powerful starter on the market 100% new, designed and made in the USA 2. 5 KW, 3. 4 HP 4. 4: 1 Gear reduction Cranking power for over 18: 1 compression Machined aluminum adjustable block Works with oversized kickout oil pans Water and corrosion resistant Weighs 10. 5 lbs. Patented design Powermaster produces alternators