AFAIK, the L-series engines don't have jackshafts so don't suffer as
much. Single timing chain, no sharp turn like at the jackshaft on the
U20. I'd like to see a similar solution for the U20.
At 05:20 PM 5/9/2002 +0000, Allen Blackmon wrote:
>To List,
>
>FYI, 1600 timing stuff is out there dirt cheap. I have absolutely no
>problem finding it through my parts guy. It's very easy to get. On a side
>note, JC Whitney (use at your own risk) has a complete set/kit of 1600
>gears, chain, tensioner, guides, etc. listed in their catalog for about $80.
> That doesn't help my 2000 dilemma one bit. I've ordered 1600 gears before
>to compare. Sizes are the same for large jackshaft and crank gears. But
>the shaft hole on the large jackshaft gear is too small and my shop in my
>town won't bore it out. As for the crank gear, the "shaft" of the gear is
>all wrong. Why couldn't Datsun just have used those 1600 parts and added on
>a cam gear which is used in more than just our car and a small jackshaft
>gear that was the same? What does the 240Z use?
>
>Allen
>
>
> >From: Adam Bradley <ambradley@attbi.com>
> >Reply-To: Adam Bradley <ambradley@attbi.com>
> >To: "Paul Bauman" <plhbauman@earthlink.net>, "'Hall, Phillip'"
> ><Phillip.B.Hall@MSFC.NASA.GOV>, "Autox \(E-mail\)"
> ><datsun-roadsters@autox.team.net>
> >Subject: RE: A crusty marine engineers armchair solution to U20 timeing
> >chains
> >Date: Thu, 09 May 2002 09:21:57 -0700
> >
> >No problem, they're still cranking out R16 timing gears/chain/tensioner for
> >H20 forklift engines.
> >
> >At 09:05 AM 5/9/2002 -0700, Paul Bauman wrote:
> > >Hey! Let's take it easy on 1600 parts now. Next thing you know I'll have
> >to
> > >start selling my stash of 67.5 license plate trim to help pay for an
> >engine
> > >rebuild.
> > >
> > >Paul
> > >
> > >-----Original Message-----
> > >From: owner-datsun-roadsters@autox.team.net
> > >[mailto:owner-datsun-roadsters@autox.team.net]On Behalf Of Hall, Phillip
> > >Sent: Thursday, May 09, 2002 8:36 AM
> > >To: 'Brian Hollands'; Roadsters (E-mail)
> > >Subject: RE: A crusty marine engineers armchair solution to U20 timeing
> > >chains
> > >
> > >
> > >I wish I had a U20 in front of me, but how about using the lower chain to
> > >jackshaft and cover from a 1600, then use a belt up to the head with the
> > >crank pulley on the dry side. The head would have to have a plate/seal
> > >around the cam to block oil. Head to belt clearance still may be an
> >issue.
> > >Just an idea - Ok, back to my real job.
> > >
> > >Phil
> > >SEROC
> > >
> > >-----Original Message-----
> > >From: Brian Hollands [mailto:Brian_Hollands@adp.com]
> > >Sent: Thursday, May 09, 2002 9:47 AM
> > >To: Datsun Roadster Mailing list
> > >Subject: RE: A crusty marine engineers armchair solution to U20 timeing
> > >chains
> > >
> > >
> > >If you do that, add pistons and a set a valves to your next order from
> >the
> > >vendors. Belts soaked in oil don't work for long.
> > >Brian '69 2000
> > >Tampa, FL
> > >http://web.tampabay.rr.com/oilleak/
> > >
> > >
> > >
> > >-----Original Message-----
> > >Therefore, all someone has to do is find the right toothed pullys
> > >from the right donor car that will fit inside the U20 front cover
> > >and then arrange a spring loaded tensioner mounted to maintain
> > >tension on the back (smooth) side of the toothed belt.
> > >
> > >/// datsun-roadsters@autox.team.net mailing list
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> > >
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> >
> >Adam Bradley
> >'70 Datsun 1600 Roadster SPL311-28181
> >'66 Datsun PL411 sedan PL411-022447
> >http://www.picturetrail.com/abend
> >
> >/// datsun-roadsters@autox.team.net mailing list
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> >
>
>
>_________________________________________________________________
>
>/// datsun-roadsters@autox.team.net mailing list
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>/// Send list postings to datsun-roadsters@autox.team.net
Adam Bradley
'70 Datsun 1600 Roadster SPL311-28181
'66 Datsun PL411 sedan PL411-022447
http://www.picturetrail.com/abend
/// datsun-roadsters@autox.team.net mailing list
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