Click here to visit LS1Tech
Click here to visit Performance Trucks
Click here to visit Mod Motor Tech
Click here to visit Modern Hemi

PerformanceTrucks.net Forums  

Go Back   PerformanceTrucks.net Forums > GENERAL TRUCK PERFORMANCE, PROJECTS, & GROUP DISCUSSION...specifically > INTERNAL ENGINE MODIFICATIONS
Sign in using an external account
Register Forgot Password?
Register Albums FAQ Members Calendar Search Today's Posts Mark Forums Read VendorsGarageUsed CarsStore TSBs & Recalls
Welcome to PerformanceTrucks.net Forums

Reply
 
LinkBack Thread Tools Search this Thread
Old 03-25-2012, 07:17 PM   #1
Trader Rating: 7
On The Tree
 
TransAm Mania's Avatar
 
Join Date: Aug 2006
Location: Cicero IL
Posts: 162
Default LQ9 with 243s

Stock LQ9 with 226/236 .525 110 LSA. I have a set of 243s that will be going on. What is the largest valve size I can have with out PTV clearance problems?

Thanks
__________________
Full frame off restoration.
Polly graphite suspension/body bushings.
KYB shocks.
New coil and leaf springs.
ST sway bars.
Competition Engineering sub frame connectors.

To come. LQ9 with T56 trans.
TransAm Mania is offline   Reply With Quote
Old 04-06-2012, 09:22 AM   #2
Trader Rating: 14
TECH Fanatic

 
Vortec350ss's Avatar
 
Join Date: Feb 2006
Location: South Shore, MA
Posts: 1,135
Default

I'm no expert here but you need a lot more info than this... we would need to know the ramp rates of the lobes, and if there is any advance ground into the cam for starters.
__________________
2005 Sierra Denali 13.71@98.9
- 22 x 9.5 Foose DF-6 black, 305/40 Toyo Proxes
- K&N CAI, ARH 1 7/8 LT's, GMPP sport cat-back, NNBS/TBSS intake/TB, 222/226 114 EPS custom cam, AFR 225's, Wheatley 93 live street tune, 2600 converter
Going 80e and changing directions... Anyone want A set of AFR's or a TBSS intake?
1997 2 Door Tahoe z71 - SOLD
- Thorley headers, 2.5 dual exhaust, K&N CAI, Wheatley tune, 4.10's, Posi rear.
- Skyjacker 2.5", Terra Grappler 325/60, 18x9 Helo Maxx.
Vortec350ss is offline   Reply With Quote
Old 04-06-2012, 09:22 AM
PerformanceTrucks
Ford F150




Paid Advertisement
Reply

Tags
243, 243s, check, clearance, competition, engineering, lq9, noise, powered, ptv, size, sizeon, valve, valves, vbulletin


Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are On
Pingbacks are On
Refbacks are On



All times are GMT -5. The time now is 12:15 PM.

 



Powered by vBulletin® Version 3.7.4
Copyright ©2000 - 2013, Jelsoft Enterprises Ltd.
SEO by vBSEO ©2010, Crawlability, Inc.

PerformanceTrucks.net and InternetBrands, Inc. are not affiliated with the Ford Motor Company