What happens when you go to 80mm calipers and Rear disks?
Going to 80mm calipers and rear disks may force you to use a larger bore master cylinder which will reduce your available brake pressure. GMCBrakeCalcs.pdf
What kind of calipers are used on the back bogey?
This setup uses several combos of Calipers on the back bogey, one would be using the Cadillac 70mm with the mechanical parking brake or the 70mm calipers from the front of the coach or from the 1984 BOP cars. By the way BOP means Buick/Oldsmobile/Pontiac. An 80MM is used on the middle bogey and is the same unit that was used on the front brakes.
What are the rear brake calipers on a caddy?
Most people that have done the cad rear brake conversion do not use the cad calipers with the emergency brake feature. It has a tendency not to release and the rear brake stays locked. The base set up is the 80MM calipers on the front and middle bogey and the 70MM on the rear.
What kind of disk brakes do I Need?
The disk brakes could be the Cadillac Eldo system, Harrison brake system, TSM or others As for master cylinders the stock unit will work with most applications. The installations with the larger slave cylinders and calipers would benefit from the use of a Chevy P-30 master cylinder that has more volume.
How to fix a P30 chassis motorhome stability?
This modal can be closed by pressing the Escape key or activating the close button. This is a modal window. This modal can be closed by pressing the Escape key or activating the close button. We recently received a question from a Club member regarding P30 chassis motorhome stability.
Is there a stabilizer shock on a P30?
Pre 2000 P30’s should have a stabilizer shock on the passenger side tie rod. My 2000 Brave on a 1999 P30 (454) had it but I think it was an aftermarket item.That thing was pretty stable in the wind. I think that Workhorse changed the front suspension on the 2000’s (8.1L).
Is the gas tank hard to fill on a P30 chassis?
Many of those older units have a nose down stance as they are under sprung, you will need to get the the axle load before ordering and they are made to match the weight they need to support. I have a 98 Vacation with p30 chassis, Gas tank is hard ti fill. the first 50 gal is ok, but the last 30 gal take about 30 min to fill.
