View Single Post
Old 09-22-2013, 10:52 AM   #28
Keith Seymore
Registered User
 
Keith Seymore's Avatar
 
Join Date: May 2009
Location: Motor City
Posts: 7,795
Re: First hand experience with changing to the NBS master cylinder WOW!

Quote:
Originally Posted by t_graham11 View Post
I did some searching and the new cylinder is 1.8" and the original is 1.6" so you'll have to bore out the .2" on hydro boosted trucks. Some guys have said they did it them selfs but I'm going to buy a new hydro boost and get the machine ship to bore it out for me.
I'm not sure I'm following you -

Are you talking about boring out the center bore of the master cylinder (affecting line pressure)? or are you talking about the outside diameter of the hub that fits into the brake booster?

K
__________________
Chevrolet Flint Assembly
1979-1986
GM Full Size Truck Engineering
1986 - Feb 2019
Intro from an Old Assembly Guy: http://67-72chevytrucks.com/vboard/s...d.php?t=342926
My Pontiac story: http://forums.maxperformanceinc.com/...d.php?t=560524
Chevelle intro: http://www.superchevy.com/features/s...hevy-chevelle/
Keith Seymore is offline   Reply With Quote