Torque converter splines

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Oct 31, 2007 | 11:33 AM

transamice

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Joined: Apr 2005

Posts: 490

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From: Hamilton ON Canada

Car: 87 GTA t-top

Engine: L98 350 w/RMT

Transmission: 700R4

Axle/Gears: 9 bolt BW 3.45

Torque converter splines

I have an 87 700r4 how do I know if I have 27 or 30 splines?
Is there a code on the build tag or a code stamped on the transmission to verify?

Oct 31, 2007 | 04:46 PM

Demon355

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From: Toronto, Ont

Re: Torque converter splines

I'm pretty sure you have 30. Pre '87 I think had the 27 spline.

Oct 31, 2007 | 05:44 PM

Mikz86TA

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Joined: Mar 2007

Posts: 860

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From: Tallahassee, Florida

Car: '86 Trans Am and '03 S-10

Engine: 355ci and 4.3l

Transmission: 700R4 and NV3500

Axle/Gears: 7.625/3.42 Auburn and 8.5/3.08 Gov-

Re: Torque converter splines

30 Spline

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