May 8, 2004 · The Borg Warner 9 Bolt Rearend is actually called the M78 Rearend or "78 series". It has been made since the late 60's in Australia by a company called BTR Engineering Ltd. BTR was bought out by Borg-Warner under which company name the …

Oct 8, 2012 · I'll start with a list of performance LSD centers for the M75/M76 and M78 BW diffs from various good manufactures. Eaton Truetrac PN: 99-TTRC9837-00 (type: torque biasing) 28 spline, suits M78 but listed some places as fitting M75, 76 and 78

May 30, 2017 · Just like a nine-inch, the BW can be converted to fit any car. Starting with a donor diff, the ends of the axle tubes are cut off and replaced with appropriate types at the correct width, before adding suitable mounting brackets — the same stuff that takes place for …

Australian-built R31 Skyline/Pintara came with a Borg Warner 78 rear axle assembly, although fitted with M75 diff (7.5"/190 mm crown wheel/ring gear). The ring gear (CRP) is strong, about as strong as the H190 in the Datsun pickups.

Dec 29, 2021 · Borg Warner diff explanation with some info with brakes and axles set ups. I forgot to mention that at 6.49 min the bearing size on the leaf spring is different to the bearing on the coil spring...

Jan 9, 2017 · "The Borg Warner 9 Bolt Rearend is actually called the M78 Rearend or "78 series". It has been made since the late 60's in Australia by a company called BTR Engineering Ltd. BTR was bought out by Borg-Warner under which company name the …

Sep 1, 2016 · I'm struggling to find REBUILD information on the Borg Warner M78. Can anybody point me in the right direction? There doesn't seem to be anything out there on this diff. Mine needs a rebuild and I need specs for it. Thanks in advance.

Jun 3, 2018 · Pretty much sums up how to build the centre, as Thom explained. I haven't seen a 4-pinion LSD apart before so interesting the difference between them and 2-pinion. He …

Feb 8, 2022 · BORG WARNER / BTR / DANA M75 & M76 & M78 4. 10:1 RATIO GEAR SET / CROWN WHEEL & PINION GENUNINE GEAR SET A GREAT PRICE. YOU MAY ALSO NEED PINION NUT THE NEW THREAD IS 22MM.

Ford Falcon BF Rear Diff Rebuild kit for Borg Warner M78 IRS Differential. Timken Bearings, Seals, Axle Shaft bearings, and more.