TPI Tuned Port Injection discussion and questions. LB9 and L98 tech, porting, tuning, and bolt-on aftermarket products.
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Old Feb 24, 2005 | 11:04 PM
  #1  
InsaneIROC's Avatar
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Joined: Jun 2004
Posts: 405
Likes: 3
From: Hermosa Beach Cali
Car: 89 1LE IROC Z28
Engine: 364 Ci Ls2
Transmission: Mn12 T56
Axle/Gears: Borg Warner 9 Bolt With 3.70 Gears
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Hey guys I need to know what kind of Spark Plugs work well in the L98 350 tpi I am going to the track for the first time tomorrow and i want her to run good right now I have bosch platinum's
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Old Feb 24, 2005 | 11:13 PM
  #2  
DENN_SHAH's Avatar
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Joined: May 2004
Posts: 2,262
Likes: 1
From: houston
Car: 83 POS monte carlo 2015 chevy P/U
Engine: 92 5.7 tpi 5.3
Transmission: 700r4 6L60E
Axle/Gears: 2.42 too high
a search will probably turn this up,.. dump the boschs & go with A/C delcos, either the plain CRs or some rapid fires, i recommend the plain, cheaper & they work right.
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Old Feb 25, 2005 | 03:43 AM
  #3  
89Warbird's Avatar
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Joined: Apr 2002
Posts: 672
Likes: 0
From: Houston, Texas
Car: 1989 GTA Nighthawk
Engine: 389 CID TPI
Transmission: TCI 700R4
Axle/Gears: 9 bolt 3.23
I use Bosch Platinum + 4's and I'm very happy with them.
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Old Feb 25, 2005 | 06:18 AM
  #4  
Fire"Dutch"Bird's Avatar
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Joined: Aug 1999
Posts: 873
Likes: 2
From: Northern part of The Netherlands
Car: '88 Firebird Formula 350
Engine: 350 (5.7 TPI)
Transmission: auto 700R4
Axle/Gears: BW 9-bolt L.S.
AC Delco Rapidfire #2.
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