Sign Up to Get
10% Off Your Next Order!
+ 500 FREQUENT BUYER POINTS
Be among the first to receive Weekly Specials & OPGI News.
10% off restoration parts only. 500 Frequent Buyer Points added after promotional order ships. See welcome email for full details.
Sign up for texts from OPGI, and get all our best offers and more!
By subscribing to OPGI text messaging at 80205, you agree to receive recurring autodialed marketing text msgs (e.g. cart reminders) to the mobile number used at opt-in. Consent is not a condition of purchase. Msg frequency may vary. Msg & data rates may apply. Reply HELP for help and STOP to cancel. See Terms and Conditions & Privacy Policy.
ADDED TO YOUR CART!
Gear Block, Four Spider Gear, 1960-69 Corvair, Manual Transmission
ADDED TO YOUR WISHLIST!
This block allows you to upgrade your differential to a four spider gear assembly which is ideal for superior strength and durability over original equipment. Each block is manufactured from 4340-chromoly and hardened to 50 on the Rockwell scale. Installation will require modification of your stock Corvair housing or the use of an aftermarket housing, such as CIDCO or Crown. Uses stock yoke nuts and spider gears, not included.
BIG SAVINGS!