Long tail TH400 driveshaft loop question
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Joined: Jun 2009
Posts: 79
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From: Clinton MD
Car: 89 RS
Engine: LQ4
Transmission: TH400
Axle/Gears: Too lazy to check!!
Long tail TH400 driveshaft loop question
I tried this in the tanny section but didn't get any feedback. I have an 89 RS that already had a BBC & TH400 in it when I got it. I have since changed the engine to a turbo lq4. I'm now trying to install a driveshaft safety loop and I'm not sure what direction to go.
My TA is bolted to my crossmemeber but I don't know what brand it is. So I have two questions.
1. What would be the best/easiest/cost effective driveshaft loop?
2. Is the long tail TH400 any weaker than the short tails? The reason I ask is because I called somebody today and they had a crossmember with DS loop on it already but not for the long tail TH400.
My TA is bolted to my crossmemeber but I don't know what brand it is. So I have two questions.
1. What would be the best/easiest/cost effective driveshaft loop?
2. Is the long tail TH400 any weaker than the short tails? The reason I ask is because I called somebody today and they had a crossmember with DS loop on it already but not for the long tail TH400.
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Joined: Sep 2004
Posts: 75
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From: Allentown Pa.
Car: 74 z28, 89 IROC, 98 Z28, 91Z Vert
Engine: 383, 350, 347, 305
Transmission: th400, 700R, T-56, 700R
Axle/Gears: 3.42, 3.45, 4.10, 3.08
Re: Long tail TH400 driveshaft loop question
I believe Spohn sells crossmembers with drive shaft loops for long tail 400's. I swapped from a th350 to a th400, I have their torque arm in the car, so I ordered a new trans/torque arm crossmember and believe it had an option for the long or short tail and loop. Check out their web site. I believe it is spohn.net
Junior Member
iTrader: (3)
Joined: Sep 2004
Posts: 75
Likes: 0
From: Allentown Pa.
Car: 74 z28, 89 IROC, 98 Z28, 91Z Vert
Engine: 383, 350, 347, 305
Transmission: th400, 700R, T-56, 700R
Axle/Gears: 3.42, 3.45, 4.10, 3.08
Re: Long tail TH400 driveshaft loop question
Its not the cheapest at about $200, but you could get one like the Lakewood unit and modify it to put where you want.
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iTrader: (1)
Joined: Apr 2000
Posts: 5,321
Likes: 4
From: Northern CA.
Car: '82 Z28
Engine: 350
Transmission: TH400 4,000 stall
Axle/Gears: Currie 9", 4.56 gears
Re: Long tail TH400 driveshaft loop question
http://www.summitracing.com/parts/LAK-18020 Running this one on mine.
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