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JABSA #415978 01/29/12 5:34 pm
3 Images
Joined: Sep 2008
Posts: 129
Tim Lynch Offline OP
BritBike Forum member
JABSA

[Linked Image]

[Linked Image]

[Linked Image]

M20 frame, B31 bottom end, Jawa DOHC 4V head & barrel. This is the finished bike, not a photoshop image this time.
Last edited by Tim Lynch; 02/21/13 10:13 am.
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6 Comments
Re: JAWBSA [Re: Tim Lynch] #417264 02/06/12 4:16 am
Joined: Nov 2001
Posts: 78
L
Lew Graham Offline
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Joined: Nov 2001
Posts: 78
Great engine conversion Tim. Are you using a Jawa crank or the B31 crank?

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Re: JAWBSA [Re: Lew Graham] #417273 02/06/12 8:08 am
Joined: Sep 2008
Posts: 129
Tim Lynch Offline OP
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Crank is B31 lightened to DB32 spec. Rod is 163mm GM speedway item, piston is 90.5mm JE. It goes like stink!


1949 BSA M33
1952 JABSA 652 Sprinter
2009 Honda VFR 800
Re: JAWBSA [Re: Tim Lynch] #417327 02/06/12 5:28 pm
Joined: May 2005
Posts: 3,663
shel Offline
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I'd love to hear it run.


When given the choice between two evils I picked the one I haven't tried before
Re: JAWBSA [Re: Tim Lynch] #417367 02/06/12 9:58 pm
Joined: Sep 2008
Posts: 129
Tim Lynch Offline OP
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More photos and a couple of videos are at

Flickr tdl1325



1949 BSA M33
1952 JABSA 652 Sprinter
2009 Honda VFR 800
Re: JAWBSA [Re: Tim Lynch] #417387 02/07/12 1:01 am
Joined: May 2005
Posts: 3,663
shel Offline
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Posts: 3,663
That thing sounds wicked!


When given the choice between two evils I picked the one I haven't tried before
Re: JAWBSA [Re: Tim Lynch] #498162 07/18/13 6:50 am
Joined: Jan 2013
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Julian Offline
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Very nice looking bike Tim,
Just read the mag write-up and loved it!

Regards,
Julian


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