Air-cooled AFC:  .6-.7mm (023-.028 in) Bentley 28.3 and 28.9
Water-cooled digijet:  .7+.1mm (.028+.004 in.) Bentley 28.30
Water-cooled digifant:  .7+/-.1mm (.028+/-.003 in) Bentley 28.41
Diesel:  Just kidding

Torque on the air-cooled plugs is 30nm (22 ft. lb.)
Torque on the water-cooled plugs is 20 nm (14-15 ft. lb.)

Be sure to let the engine cool completely before trying to remove the plugs.

tx,
bmc  :)

Ben McCafferty
ben@volkscafe.com

Volks Cafe
1823 Soquel Avenue
Santa Cruz, CA  95062
831-426-1244
http://volkscafe.com

> From: developtrust <developtrust@COX.NET>
> Reply-To: developtrust <developtrust@COX.NET>
> Date: Fri, 14 Feb 2003 17:49:43 -0800
> To: vanagon@GERRY.VANAGON.COM
> Subject: Correct Gap of Sparks
>
> So what is the correct gap of spark plugs. I want to take mine out and
> check. When I put mine in I assumed they were pre set correctly.
>
> William
>
>
>> If gap is too short, spark happens early; if too long, spark happens late.
>> In either case it will affect timing and combustion.  I believe it will
> also
>> tend to shorten the life of the electrode on the plug, but I'll let the
> EEs
>> chime in on that.
>> tx,
>> bmc  :)