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View Full Version : E34 m5 clutch on m30?



indierthanthou
09-05-2007, 10:27 PM
Is this possible, and if so, what is required?

winfred
09-05-2007, 10:46 PM
i've got a e34 m5 clutch and flywheel in my 633 project bolts up just fine, the m5 runs a 11# single mass flywheel and normal sprung hub clutch, where the e34 535 and pretty much every other bmw designed after 91 has a shitty twin mass flywheel that weighs a ton and rattles when it gets old, and bolted to it is a solid hub clutch, the take up spring action is built into the flywheel (why it rattles when old) to change it to something better you just need a flywheel and bolts and the clutch kit, a m5 (e28 or e34) clutch should bolt up to any m30 single mass flywheel, e28 535 and 533, e24 633/635......... if you don't want to spring the extra $50-75 for a m5 clutch a e28 535 clutch can take it's place and handle just about anything short of forced induction

indierthanthou
09-06-2007, 09:35 AM
ok great. now will an m5 clutch bolt to a 535 single mass flywheel, like this one-
lightened aluminum flywheel (http://store.bimmerworld.com/shared/StoreFront/default.asp?CS=bimmerworl&BusType=BtoC&Count1=961681544&Count2=878821969&CategoryID=59&Target=products.asp)
It wont let me link directly to the e34 535 flywheel page, just click on JB Racing lightened aluminum flywheels, it should be the second product down

winfred
09-06-2007, 11:35 AM
instead of paying a assload for a aftermarket flywheel watch ebay like i did, got mine with a used up clutch and all hardwear for 105 delivered and it's the same weight they list, i think the 533 flywheels are around 15-17# which isn't bad considering the stock e34 unit is around twice that

indierthanthou
09-06-2007, 11:42 AM
ok...after a search of the archive, i saw that several put an e28 flywheel and clutch on their m30. what else from the e28 would I need? just the flywheel, clutch disc and pressure plate, or will I need the t/o bearing from the e28 as well? BMA has a kit with plate disc and bearing for <$300. Where would be a good place to source an e28 flywheel? ebay hasn't got too much to go on, and no e28 or 535 flywheels.