Update on .050 milled heads

Reply Subscribe

Thread Tools

Search this Thread

Dec 20, 2010 | 06:52 PM

#11

low2001gmc

TECH Fanatic

iTrader: (137)

Joined: Jul 2007

Posts: 1,114

Likes: 7

From: Elsa, South Texas (956) 802-7700

what probably helped also is the dished piston in the lq4.....i would think.....glad for you man.

Dec 20, 2010 | 07:12 PM

#12

Bumpers

TECH Addict

iTrader: (10)

Joined: Nov 2005

Posts: 2,114

Likes: 0

From: Tupelo Ms

make me feel better about mine being milled .045

Dec 20, 2010 | 07:48 PM

#13

Rhino79

9 Second Club

iTrader: (7)

Joined: May 2005

Posts: 3,127

Likes: 1

From: Cabot, AR

Quote:

Originally Posted by SincalT/A

Yeah,All that could be considered too...Except the large valve coupled with large lift.I dont know how you guys are getting large lift involved.Please explain maybe I jus dont understand?Far as I know an early opening intake valve is the main contributer to clearence problems.I mean thats what is checked when cam installs are done correctly right?Its my understanding .080-.100 intake ptv clearence is the norm.

Thats what I always heard as far as specs, but something to consider is the much faster ramp rates of the ls cams coupled with their higher lift numbers all adds up to more aggresive events earlier in the cycle.