LS1Tech.com

Home

Forum Discussions

Latest
Trending

GENERATION IV INTERNAL ENGINE

Canted valve heads

BTR just announced their new canted valve cathedral port heads. 360 cfm. Thoughts?

Replies

10.5k

Views

By: wannafbody | April 21, 2026, 3:02 pm

FORCED INDUCTION

Oddball cam/turbo recommendations

Hey folks, looking for cam/turbo advice on my oddball turbo project, 1976 K5 blazer street/show truck. Goal is maybe 750 crank hp on pump 92, focused ...

Replies

571

Views

By: Calypso | April 21, 2026, 2:49 pm

PONTIAC FIREBIRD 1967-2002

2001: A CoreyD TA

I've always wanted to make a thread for my car, but I never had the budget, or frequency of mods to warrant one, in my opinion. After acquiring a new ...

660

Replies

116.7k

Views

By: CoreyD | April 21, 2026, 2:47 pm

GENERATION IV INTERNAL ENGINE

Canted valve heads

Guys the flow numbers from GPI aren’t promising….Tonys 243 heads flow more than the BTR rectangle ports do. This endeavor isn’t a whole lot diff...

Replies

10.5k

Views

By: wannafbody | April 21, 2026, 3:02 pm

FORCED INDUCTION

5.3 turbo low boost head gasket? Graphite?

5.3 unknown mileage, I've been pushing 3-7psi through it via a VS racing billet 70/70 for a few years now. Motor has been mostly gone through (oil pum...

Replies

294

Views

By: Forcefed86 | April 21, 2026, 8:58 am

FORCED INDUCTION

Oddball cam/turbo recommendations

Exactly, Blazers are heavy - I'd say easily 5000lbs. I think I'll start with a 7875 .96ar (whatever VS's newest/best model is) and see how that works....