If you're staying with your '57 front motor mounts you should look for a '55-'57 bellhousing with the ears for the bellhousing side mounts or an aftermarket scattershield with the side mount provisions. If you are going to the later style side engine mounts like the Danchuk conversion, you can use the later aluminum bellhousings. Jan 27, 2009 · All Jeep inline 6 cyl bellhousing '72 up (except a few leftover Postal Jeeps with the starter on the LH side) are the same as the 304, 360, 390, 401 (I think 287 and 343 as well) but you have to watch the crankshaft flange. '71 and older are set up to fit Borg Warner auto and T96 trans with a small clutch and bell housing. Super rare vintage blow proof bell housing for your Pontiac. Works great for all V8 engines with four speed transmission. Super heavy duty cast steel, weighs about 60 pounds. Two piece design for easy clutch or flywheel inspection. Nov 12, 2006 · The new bellhousing, manufactured by McLeod, is 1/4″ thick solid steel and is much stronger. It also comes with a block protector plate and is SFI approved. I’ll certainly feel much safer driving around with this installed instead of the stock bellhousing.