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Re: A warning about tune-up specs

To: "John F Sandhoff" <sandhoff@csus.edu>, <datsun-roadsters@autox.team.net>
Subject: Re: A warning about tune-up specs
From: "Patrick P. Castronovo" <slick1@mohaveaz.com>
Date: Wed, 6 Jun 2001 19:02:58 -0700
Thanks, I did not have that info.  But then My car is not a SPL.  Pat
-----Original Message-----
From: John F Sandhoff <sandhoff@csus.edu>
To: datsun-roadsters@autox.team.net <datsun-roadsters@autox.team.net>
Date: Wednesday, June 06, 2001 4:09 PM
Subject: A warning about tune-up specs


>The following specification was posted:
>> 1965-1969 SPL311(1600 engine)
>> Basic Ignition Timing Degrees          16BTDC @ 600 RPM
>
>This is not completely correct.
>
>Stock, original, unmodified 68-70 cars have a distributor curved to aid
>in the reduction of smog emissions, thus they are timed differently.
>
>For PRE-68 cars (SU), timing is 16 BTDC
>
>For 68 and newer that have the FACTORY distributor, the timing is
>ZERO BTDC. If you run a stock 68-70 car with advance, you risk
>detonation and eventual engine destruction.
>
>If your 68 or newer car has either a pre-68 or a recurved distributor,
>then the 16 degree figure is probably correct.
>
>-- John
>     John F Sandhoff   sandhoff@csus.edu   Sacramento, CA

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