Trans am 85mph cluster to 120 or 140mph cluster

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Jun 28, 2011 | 04:15 AM

Haukka81

Thread Starter

Junior Member

Joined: May 2010

Posts: 3

Likes: 0

From: Oulu, Finland

Car: 1985 Trans Am

Engine: 5.0L TPI

Transmission: TH 700

Trans am 85mph cluster to 120 or 140mph cluster

Hi. I have 1985 Trans am with 5.0 TPI and TH700, It has 85mph cable cluster (stock) now. How hard it would be swap it to electronic 120mph or 140mph cluster ? what i need ?

Ps. sorry my rusty english

Jul 4, 2011 | 02:31 AM

Haukka81

Thread Starter

Junior Member

Joined: May 2010

Posts: 3

Likes: 0

From: Oulu, Finland

Car: 1985 Trans Am

Engine: 5.0L TPI

Transmission: TH 700

Re: Trans am 85mph cluster to 120 or 140mph cluster

Bumb! help and info please.

Jul 5, 2011 | 08:09 PM

WhiteBlaze

Member

iTrader: (1)

Joined: Dec 2002

Posts: 287

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From: Poconos, Pa

Car: 1984 Firebird

Engine: LT1

Transmission: T5

Axle/Gears: 3.42's

Re: Trans am 85mph cluster to 120 or 140mph cluster

Check out the tech article. Should cover everything you need.

Jul 5, 2011 | 08:13 PM

$//<86TA>\\'s Avatar$

//<86TA>\\

Supreme Member

iTrader: (15)

Joined: Aug 2006

Posts: 12,804

Likes: 103

From: Central NJ

Car: 86 Trans Am

Engine: 408 stroker sbc

Transmission: TKO600

Axle/Gears: Moser full floater m9, 3:70 trutrac

Re: Trans am 85mph cluster to 120 or 140mph cluster

http://www.hioutput.com/tech/speedo.html

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