New in the package, old stock, in the Champion/Autopar Canadian Mopar box. Champion RN-10Y, Mopar part # SP302 or 3864635. I found these listed to fit:
69 396 325 HP Aluminum head Chevelle/Chevy II Nova etc.
66-68 HP 396 Chevelle/Chevy II Nova etc.
65-68 HP 427 Chevelle/Chevy II Nova etc.
65 Corvette 396/425 HP
66-68 Corvette over 390 HP 427
69 Corvette 427
70 Corvette 454 with 3/4 reach
71 Corvette 454 425 HP
