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Kklunker797 replied to the thread 1977 C20 Heavy duty with 11.15 drums?.Thanks everyone. Very helpful, that’s why I love this group!
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Kklunker797 reacted to AuroraGirl's post in the thread 1977 C20 Heavy duty with 11.15 drums? with
Like.
Heres some more differences in the 1973-1987 or so 14 bolt FF brakes (11 to 13) I have no idea what the slip on era (88-01?) look like... -
KYep, it's a very obvious size difference between the two of them. Anybody that has seen both drum sizes can tell by looking at them. And...
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Kklunker797 reacted to AuroraGirl's post in the thread 1977 C20 Heavy duty with 11.15 drums? with Like.
no you dont, if you have a 14 bolt you simply need to look at the back of the wheel where the drum is. the 11 inch drum will have lots...
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Kklunker797 reacted to Shorty81's post in the thread 1977 C20 Heavy duty with 11.15 drums? with Like.
Wow, that is a sharp truck!!!
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Kklunker797 reacted to legopnuematic's post in the thread 1977 C20 Heavy duty with 11.15 drums? with Like.
Not really a factor in this case, until the introduction of the 9.5 14b SF all 3/4 tons were 10.5 full floats. J55 is the RPO code for...
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Kklunker797 posted the thread 1977 C20 Heavy duty with 11.15 drums? in Suspension, Steering & Brakes.Hey guys, I have a 1977 c20 sierra with a 10.5” 14. Bolt FF differential. I want to replace the master cylinder but I need to know if...
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