TPI Tuned Port Injection discussion and questions. LB9 and L98 tech, porting, tuning, and bolt-on aftermarket products.
Sponsored by:
Sponsored by:

how much hp do ya think?

Thread Tools
 
Search this Thread
 
Old Feb 19, 2004 | 10:20 PM
  #1  
noah98ss's Avatar
Thread Starter
Junior Member
 
Joined: Feb 2004
Posts: 3
Likes: 0
From: san jose,ca
Car: 98 ss & 91rs
Engine: ls1& 5.7 tpi
Transmission: 6 spd& 700r4
how much hp do ya think?

5.7 TPI
58mm TB
COMP CAMS .510/.510,220/230 @.50 ROLLER
WORLD PROD,SPORTSMAN 2 HEADS 2.02X1.6
1.6 ROLLER ROCKERS
PETE JACKSON GEAR DRIVE,
TES HEADERS
FLOWMASTER 3" CAT-BACK
UNFORTIONATLY STOCK PLENUM,RUNNERS AND BASE
HOW ABOUT THE MINIRAM OR ANYTHING OTHER THAN STOCK TPI?HOW MUCH INCREASE
ALSO HAS ACUSTOM CHIP FROM HOWELL ENG
ANY IDEAS WOULD HELP
OH YEA MARCH UNDERDRIVE PULLEYS BILLET
AND THE ENGINE IS BORED .030,TRW FORGED PISTON
AND FULL INTERAL BALANCE
THANKS
Reply
Old Feb 19, 2004 | 10:38 PM
  #2  
5SIZ's Avatar
Supreme Member
 
Joined: May 2002
Posts: 1,512
Likes: 0
From: Tucson
Car: 1987 IROC-Z
Engine: 305 TPI
Transmission: T5
knowone is going to give ya an accurate answer.



w/ stock tpi setup.

300-400 hp. HUGE bottle neck.
Reply
Old Feb 19, 2004 | 10:57 PM
  #3  
noah98ss's Avatar
Thread Starter
Junior Member
 
Joined: Feb 2004
Posts: 3
Likes: 0
From: san jose,ca
Car: 98 ss & 91rs
Engine: ls1& 5.7 tpi
Transmission: 6 spd& 700r4
YEAH I CAN KINDA FIGURE THAT THE TPI DOES SUCK I HAVE 24LB INJECTORS ALSO ,THE THING PULLS PRETTY GOOD UNTIL ABOUT 4500 RPM THEN FALLS ON IT FACE ,I WAS JUST LOOKIN FOR A BALLPARK HOW ABOUT IF I HAD A DIFFRENT SETUP? ANY RECOMMENDATIONS FOR MY SET UP?
Reply
Old Feb 19, 2004 | 11:56 PM
  #4  
ThirdGenFire's Avatar
Senior Member
 
Joined: Dec 2001
Posts: 620
Likes: 0
From: El Paso, Texas
Car: 2000 Trans Am and a 85 Iroc-Z
Engine: The Mighty LS1& 305 just beat meTPI
Transmission: 4L60E and 700R4
The Stealth Ram setup would work great for you. Or the TPIs Mini Ram setup. Those will help get rid of that bottle neck you have there.
Reply
Old Feb 20, 2004 | 12:56 AM
  #5  
CaptPicardsZ28's Avatar
TGO Supporter
 
Joined: Oct 2003
Posts: 2,069
Likes: 0
From: ready room
Car: NCC-1701-D (docked in AZ)
Engine: impulse drive
Transmission: fusion reactors
Axle/Gears: Rescued from the Borg by my crew
Originally posted by noah98ss
YEAH I CAN KINDA FIGURE THAT THE TPI DOES SUCK I HAVE 24LB INJECTORS ALSO ,THE THING PULLS PRETTY GOOD UNTIL ABOUT 4500 RPM THEN FALLS ON IT FACE ,I WAS JUST LOOKIN FOR A BALLPARK HOW ABOUT IF I HAD A DIFFRENT SETUP? ANY RECOMMENDATIONS FOR MY SET UP?
Your stock intake is choking it out. Its only rated for 4500 rpms. I agree with thirdgenfire. As far as your hp goes all you'll get are guesses, just like 5SIZ said.
Reply
Old Feb 20, 2004 | 04:47 PM
  #6  
noah98ss's Avatar
Thread Starter
Junior Member
 
Joined: Feb 2004
Posts: 3
Likes: 0
From: san jose,ca
Car: 98 ss & 91rs
Engine: ls1& 5.7 tpi
Transmission: 6 spd& 700r4
THANKS FOR THE REPLIES GUYS INEED TO TOSS THE INTAKE,DOENT MATCH ANYTHING ELSE I HAVE THANKS AGAIN ,JUST TO LET YOU KNOW ,THE CAR IA A91 RS HAD THE 305 TBI,I JUST WANTED TO HAVE A TPI SO I BOUGHT ONE NOT KNOWING THAT IT DIDNT FLOW FOR **** SPECIALY WITH THE HEADS AND CAM I WENT WITH ,IT STILL FASTER THAN IT WAS THATS FOR SURE BUT I WILL CHANGE THE INTAKE ASAP,MAYBE THE TPIS MINI RAMTHAT SHOULD WAKE IT UP THANKS AGAIN
Reply




All times are GMT -5. The time now is 12:24 AM.