Hello is new on the forum and hope for a little help? Have a 67 riviera with 600 -700 horsepower 455/463 871 , but missing detent in differential , are there some know where i can buy differential with lock 9, 3/8 ring gear 12 bolt and ring gear 30 spleins and 10 bolt cover erik from Norway
Contact Monzaz on the board here:TU: Also post this in the "Got Gears" section, you'll get a better response
You have a 67-70 Buick only 9 3/8" rear. They are not reproduced. You will need to find a rebuilt unit. Ratios are limited. Ask Monaz in the gears section and place an ad in "Parts Wanted".