highest ring an pinion ratio
10-22-2011, 04:39 PM
#1
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Car: 1988 Gta trans am project 1-1/2
Engine: 86 4 bolt main cammed sbc 355 hsr
Transmission: 89 wc bw t5
Axle/Gears: Bw 9 bolt (3.27) pbr 11in
highest ring an pinion ratio
what is the highest ring an pinion ratio (gears) that can be put into the borg warner 9 bolt rear end i was told that 4.10's wont work in the 9 bolt i have 370's setup now but looking to get a better launch when the t56 is getting swapped in 
in advance
in advance 
10-22-2011, 11:51 PM
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Car: 1988 Gta trans am project 1-1/2
Engine: 86 4 bolt main cammed sbc 355 hsr
Transmission: 89 wc bw t5
Axle/Gears: Bw 9 bolt (3.27) pbr 11in
Re: highest ring an pinion ratio
4.11's www.9bolt.com
10-23-2011, 09:15 PM
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Car: 1988 Gta trans am project 1-1/2
Engine: 86 4 bolt main cammed sbc 355 hsr
Transmission: 89 wc bw t5
Axle/Gears: Bw 9 bolt (3.27) pbr 11in
Re: highest ring an pinion ratio
http://youtu.be/XfCnC395gOY in this vid off of youtube this guy is restoring a 1986 5.3 ls motor he talks about a dana 44 rear end that is a direct bolt on and it is alot stronger then the poop ten bolts that came in the trans am an camaros where can i find this rear end what car would have this ???
10-23-2011, 11:24 PM
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Car: '91 LS6/T56/9"
Engine: LS6
Transmission: T56
Axle/Gears: Currie 9"/4.11, detroit truetrac
Re: highest ring an pinion ratio
Dana 44's are extremely rare and came in firehawks. Go with a 9", 12 bolt or S60.
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