Author Topic: ASC2 gearbox  (Read 1334 times)

Offline Lightningpower

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ASC2 gearbox
« on: 09.11. 2011 01:21 »
One thing the frame does have is an ASC2 gearbox.  Any idea of what that is?
1953 Star Twin - Racing
1953 Super Flash
1956 Road Rocket
1958 Super Rocket
1959 Spitfire Scrambler
1967 Hornet

Offline A10Boy

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Re: ASC2 gearbox
« Reply #1 on: 09.11. 2011 09:34 »
I think thats a scrambles box
Regards

Andy

1958 Super Rocket
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Offline MG

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Re: ASC2 gearbox
« Reply #2 on: 09.11. 2011 12:25 »
Here's the BSA Service Sheet on gearbox ratios. The ASC box seems to be a pretty rare thing, good score!

Cheers, Markus
1955 A7 Shooting Star
1956 A10 Golden Flash
1961 Matchless G12 CSR

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Offline Lightningpower

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Re: ASC2 gearbox
« Reply #3 on: 10.11. 2011 05:22 »
I wonder what the 2 means?
1953 Star Twin - Racing
1953 Super Flash
1956 Road Rocket
1958 Super Rocket
1959 Spitfire Scrambler
1967 Hornet

Online Brian

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Re: ASC2 gearbox
« Reply #4 on: 10.11. 2011 05:37 »
I'm probably wrong but I think the 2 means it has needle roller mainshaft bearings.

Offline rockthedog

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Re: ASC2 gearbox
« Reply #5 on: 10.11. 2011 21:48 »
I'm probably wrong but I think the 2 means it has needle roller mainshaft bearings.

no think you are right a rair box *smile*

Online chaterlea25

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Re: ASC2 gearbox
« Reply #6 on: 11.11. 2011 00:07 »
Hi all,
T2 means neele rollers on main and layshaft
T is neele rollers on one shaft (layshaft only I think ????)
HTH
John O R
1961 Super Rocket
1963 RGS (ongoing)