Third Generation F-Body Message Boards

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

Larger runners worth it?

Thread Tools
 
Search this Thread
 
Old 06-29-2018, 11:28 AM
  #1  
Banned
Thread Starter
 
Davez1's Avatar
 
Join Date: Jun 2018
Location: Orlando, FL
Posts: 8
Likes: 0
Received 0 Likes on 0 Posts
Car: 1988 Trans am
Engine: 305 tuned port
Transmission: 700r4
Larger runners worth it?
hey guys, I have an 88 305 tpi, do you know if larger runners are worth it or no? i found a deal on them. Only mods so far is airfoil and chip.
Davez1 is offline  
Reply Like
Old 06-29-2018, 12:42 PM
  #2  
Supreme Member

iTrader: (20)
 
Orr89RocZ's Avatar
 
Join Date: Sep 2003
Location: Pittsburgh PA
Posts: 25,749
Received 367 Likes on 296 Posts
Car: 89 Iroc-z
Engine: 555 BBC Turbo
Transmission: TH400
Axle/Gears: Strange 12 bolt 3.42
Re: Larger runners worth it?
It may help a bit on the top end, really would need the base ported or large base to see total gains. On a 350 it does seem to help more than on a 305
Orr89RocZ is offline  
Reply Like
Old 06-29-2018, 04:38 PM
  #3  
Sponsor

iTrader: (92)
 
Tuned Performance's Avatar
 
Join Date: Dec 2004
Location: Mile High Country !!!
Posts: 15,407
Received 649 Likes on 573 Posts
Car: 1967 Camaro, 91 z28
Engine: Lb9
Transmission: M20
Axle/Gears: J65 pbr on stock posi 10bolt
Re: Larger runners worth it?

If you can get them for a good price buy them. You can always prepare for larger displacement engine.
Tuned Performance is offline  
Reply Like
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
Runners ported LARGER than manifold. Questions.
Abubaca
TPI
12
11-06-2015 05:24 AM
[WA] WTS Trick Flow Heads $600 shipped (larger springs and runners from trickflow)
articwhiteZ
Engine/Drivetrain/Suspension Parts for Sale
14
10-18-2012 03:39 PM
TPI upgrade lower intake manifold and larger runners
mkstewet1
Engine/Drivetrain/Suspension Wanted
4
09-04-2006 01:53 PM
making larger tpi runners
Jproz1167
TPI
6
06-14-2005 10:24 PM
New TPI, Runners, Runners, Runners, ARG!
Chrome
TPI
8
02-07-2005 12:29 PM
Back to Subforum
TPI
View Next Unread
'92 Trans Am GTA - Want to learn




Advanced Search
Quick Reply: Larger runners worth it?


Reply Closed Thread Share

All times are GMT -5. The time now is 08:06 AM.