Are you asking if that's what came originally or if you can use them? Originally, believe only RA IV & some HO heads got 1.65s. If you can use them? If you enlarged the pushrod holes, in most instances, yes, you can use them, though to be sure, you'd need to check retainer clearances, etc.
.
__________________
.
1970 GTO Judge Tribute Pro-Tour Project 535 IA2
http://forums.maxperformanceinc.com/...d.php?t=760624
1971 Trans Am 463, 315cfm E-head Sniper XFlow EFI, TKO600 extreme, 9", GW suspension, Baer brakes, pro tour car
https://forums.maxperformanceinc.com...ght=procharger
Theme Song: http://www.youtube.com/watch?v=7zKAS...ature=youtu.be
|