Cosworth GRP4 studs????
#1
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From: Derby
Cosworth GRP4 studs????
Hello peeps Quick question for ya all.....ive recently picked up my old skool BBS 8.25 & 8.5j 17" splitrims......the chap said im gonna need grp4 studs...after having a closer look I see what he means as in the bolt holes are much deeper...ie approx 20mm from hub seat to lowest point of nut taper seat.....so where can I can some?? Not too sure what the grp4 spec actually is, is it just a longer stud, or more to it than that??
Cheers in advance,
Stu
Cheers in advance,
Stu
#2
If they are the same as GRP-A which I beleive they are you will need either grp-a/4 studs or you can just buy a set of conversion nuts like these:-
The conversion nuts are the better option as you bascially just fit them the only down side is you can't get a locking nut
If you go for the stud conversion they are bigger studs in terms of width so need to replace the studs in your hubs with grpa/4 studs plus your have to have your brakes discs/bells drilled out to the same size spec.. shit loads of hassle, plus side is you can have a locking nut
Stud looks like this
The conversion nuts are the better option as you bascially just fit them the only down side is you can't get a locking nut
If you go for the stud conversion they are bigger studs in terms of width so need to replace the studs in your hubs with grpa/4 studs plus your have to have your brakes discs/bells drilled out to the same size spec.. shit loads of hassle, plus side is you can have a locking nut
Stud looks like this
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#8
Those studs are exactly the same size as mine but Burton's reckon they don't do the longer ones.Got different wheels front and back at the moment as i've drilled the front bells only to find the wheel was hanging on by 2 threads.
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