drive chain size

Started by bob, August 17, 2021, 12:56:32 PM

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bob

on the motorcycle engined lakesters and streamliners with chain drive - fast guys - what size chain and sprockets , and type you using   .am moving up in engine displacement , and dont think the 520 that I run now is adequate .  thanks. 

07R1LSR


Mike Borders

We run 530 chain on our 420 HP Hayabusa Roadster and steel sprockets.
Current Records:
G/FRMR 177.518
G/GRMR 175.938
G/BFRMR 207.884
G/BGRMR 210.910 (Red Hat)
H/FRMR 172.699
H/GRMR 168.423
H/BFRMR 210.440 (Red Hat)
H/BGRMR 208.065 (Red Hat)

bob

was a 500 cc diesel about 50 hp with aluminum sprockets ,  moving up to a 1150 cc diesel about 125 hp , the 530 size was what I figured was being used and would use steel sprockets .  so who did your sprockets ? seems like all I can find are aluminum custom made sprockets .

Mike Borders

JT and Vortex have a selection.  McMaster-Carr also sells steel sprockets.
Current Records:
G/FRMR 177.518
G/GRMR 175.938
G/BFRMR 207.884
G/BGRMR 210.910 (Red Hat)
H/FRMR 172.699
H/GRMR 168.423
H/BFRMR 210.440 (Red Hat)
H/BGRMR 208.065 (Red Hat)

Stainless1

The Bockscar uses a 530 chain, steel drive, aluminum driven sprockets. Chain is about 10K tensile strength IIRC.
Stainless
Red Hat 228.039, 2001, 65ci, Bockscar Lakester #1000 with a little N2O

bob

 delayed thanks for  get back on the chain size info.   been helping friends in northern calif. evacuate , big fire , scary stuff.

Rex Schimmer

Bob,
We run a 530 chain also which we purchased from Motochains.com . It is their drag racing style chain that does not have O rings so it is very flexible and very low friction. It is rated at 250 hp and I think that our motor is around 200. They  have lots of chain and sprocket stuff and worth looking at.

Rex
Rex

Not much matters and the rest doesn't matter at all.

bob

, thats pretty much what im going with , 530 high end drag chain, non o-ring , steel drive , aluminum driven . thanks for the info.

stay`tee

while we are on the subject of motorcycle chains, no joiner, or joiner link ??

with almost fifty years drag racing, including 15 LandSpeed, I have always ran #530 non oring dragrace spec chain, always used a c'clip joiner link, coated with silastic,  "never had them fail"  :-D
First Australian to ride a motorcycle over 200mph at Bonneville,,,