431.6 Rwhp A4!
Test car is a 99 Z28 A4, mods are:
-Speed Inc 346" Sportsman short block (Diamond pistons, Eagle rods, stock crank, balanced/blueprinted)
-TEA stage 2 5.3 heads milled .030
-232/244 cam
-Hooker LT's w/offroad
-True duals
-Vigilante 3600, locked
-10 bolt 3.73
-Short belt
-Steel driveshaft
-Speed Inc ported TB
-Stock MAF
-Stock pulley
-Speed Inc dynotuning
431.7RWHP/391 TQ. We will post a dyno sheet shortly.
Tom
www.Ls1speed.com
-Speed Inc 346" Sportsman short block (Diamond pistons, Eagle rods, stock crank, balanced/blueprinted)
-TEA stage 2 5.3 heads milled .030
-232/244 cam
-Hooker LT's w/offroad
-True duals
-Vigilante 3600, locked
-10 bolt 3.73
-Short belt
-Steel driveshaft
-Speed Inc ported TB
-Stock MAF
-Stock pulley
-Speed Inc dynotuning
431.7RWHP/391 TQ. We will post a dyno sheet shortly.
Tom
www.Ls1speed.com
1 - 6 of 6 Posts
Impressive!!!!
(BTW, is this the oldest thread on the forum?!?!?)
(BTW, is this the oldest thread on the forum?!?!?)
GAH!! Aug 2003... I called for a September 2003 post. I didn't know it went back that far.
Good times. And apparently no one cared in 2003 either.
Good times. And apparently no one cared in 2003 either.
damn this is old lol
good numbers though!
good numbers though!
1 - 6 of 6 Posts
- This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
LS1GTO Forums
LS1GTO.com is a forum community dedicated to the LS1 Pontiac GTO. Come discuss mods, horsepower, engine specs and more!
Full Forum Listing
Explore Our Forums
Top Contributors this Month
View All
wildey475mag
426 Replies
MannyLobo
308 Replies
Olly
278 Replies
