Search results for query: *

Just getting started on a set of 1972 j's, milled the guide down .200 and about to profile the guide. was there a long thread about porting j/x heads? I can't seem to find it. anyway, can the guide tail be removed completely? This will be going on a somewhat stock appearing 6 pack, intake has...

What's the go to valve for a set of J's? these heads will be home ported, guides will be shortened in the bowl area by about .200" . Cam will be in the high .500 to .600 lift area. Is Ferrea still the go to? I want the 11/32 stem. is the .100 longer valve standard on builds with high lift...

Hi, looking to port a set of J heads and add 2.02’s with 5/16” stems. Any flow to be gained by milling the guide down in the bowl between a 1/8” to 1/4” and blending vs just blending as cast?? Thanks

Thinking of upping my game, not interested in hearing about how I’ll make more power with a 4bbl, had many 4bbl/two plane / single plane combos, my ported intake with mechanical carbs pulls just as hard if not harder with my current setup. So share your 11 second combos!

Engine in question was machined 20 years ago, 1973 360, received " machine pkg", bored .030 over, torque plate honed, line honed for ARP studs, zero decked for the H116cp hypereutectic pistons. Been running this internally balanced engine for the last 20 years with stock rotating assembly which...