2.73 to 3.42 what speedo gears?
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Joined: Jun 2001
Posts: 129
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From: puyallup,wa usa
2.73 to 3.42 what speedo gears?
What gears for the 273 to 342 swap are needed on an 89 RS 305/th400r4 I have the 115mph speedo anyone done this swap?
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89 RS 305 TBI/Hooker catback
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89 RS 305 TBI/Hooker catback
Thread Starter
Member
Joined: Jun 2001
Posts: 129
Likes: 0
From: puyallup,wa usa
tire size is 235/60-15, From what I understand the gears for gm are all color coded. So What colors do I need Omar or anyone else who knows. My gears are going in tommorrow the 29th so the same or next day I want the speedo right on the money...thanks
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89 RS 305 TBI/Hooker catback
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89 RS 305 TBI/Hooker catback
Senior Member
Joined: Jul 1999
Posts: 994
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From: San Diego, CA
You need:
15T Gray Drive (8642620)
41T Yellow Driven (1362195)
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1989 IROC-Z 5.7L
NOS 5151 150HP kit
ProBuilt 700R4, PI Vigilante 2800 stall lockup
Baer Brakes 12" Sport System
15T Gray Drive (8642620)
41T Yellow Driven (1362195)
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1989 IROC-Z 5.7L
NOS 5151 150HP kit
ProBuilt 700R4, PI Vigilante 2800 stall lockup
Baer Brakes 12" Sport System
Thread Starter
Member
Joined: Jun 2001
Posts: 129
Likes: 0
From: puyallup,wa usa
Omar, Thank you very much for your help, I'll
Order these gears tommorrow!
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89 RS 305 TBI/Hooker catback-hi flow cat/3.42 gears/ To import racers;there's no replacement for displacement!
Order these gears tommorrow!
------------------
89 RS 305 TBI/Hooker catback-hi flow cat/3.42 gears/ To import racers;there's no replacement for displacement!
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