Backing plates
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Supreme Member
Joined: May 2004
Posts: 2,924
Likes: 1
From: Kingston, Tn
Car: 1987 GTA
Engine: LT1
Transmission: T56
Axle/Gears: 9 bolt 3.70 posi
Backing plates
Are there any differences in the bolt patterns for the backing plates between a 10 bolt with PBR's and a 9 bolt with the old style calipers?
Joined: Dec 2000
Posts: 2,341
Likes: 151
From: Cincinnati,Ohio
Car: 1991 BandittII Firebird
Engine: 5.7 HSR
Transmission: 700R4
Axle/Gears: 3.27 9 bolt
yes they are a different bolt pattern but they can be made to work
10 bolt backing plate to a 9 bolt backing plate
10 bolt backing plate to a 9 bolt backing plate
Joined: Aug 1999
Posts: 19,282
Likes: 103
From: Lawrence, KS
Car: Met. Silver 85 IROC/Sold
Engine: 350 HO Deluxe (350ci/330hp)
Transmission: T-5 (Non-WC)
Axle/Gears: Limited Slip 3.23's
Contact Ed Miller. He can set you up with the correct plate, no modification required.
JamesC
JamesC
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