morgans
[Top] [All Lists]

Re: Plus 4 Rebuild

To: morgans@autox.team.net
Subject: Re: Plus 4 Rebuild
From: dlfreeman@ipa.net (Dave & Linda Freeman)
Date: Fri, 9 Aug 1996 10:04:28 -0500
>At 11:01 PM 8/8/96 -0400, David & Pat wrote:
>>Hi Morgan folk,
>>
>>I have enjoyed reading the questions and comments regarding our mutual
>>passion.  I have some questions that I hope some of you subscribers might
>>know the answers to.
>>
>>1. What is the correct torque to use when tightening the intake and exhaust
>>manifold of the TR 3 engine?
>>2. Is there a sequence to tightening the manifold bolts?
>>
>
>
>There is a torque and tightening sequence recommended in Autopress Ltd
>workshop manual for Morgans (1936-1969).  (copyright 1971)
>
>The torque spec listed for TR2 is 60-65 ft-lbs while TR3/4/4A are all
>100-105 ft-lbs.
>
>Pardon the limited graphics.  If this isn't clear enough, I can scan the
>image and attach a .PCX, TIF, or BMP file to any direct email address who
>wants it.
>_____________________
>| (9)     (3)     (1)     (6)     (8)  |
>|      oo     oo      oo     oo       |     <=  valves
>|--------------------------------------|
>| (7)     (5)     (2)     (4)     (10) |
>---------------------------------------
>
>
>"I share my opinions but not with everyone."
>
>Michael D. Miles, PE               Consulting Design Engineer
>(503) 292-1234 Voice,  (503) 292-1105 FAX,
>(503) 423-4040 Pager,  mdmiles@teleport.com

Egad!!  Do not attempt to tighten the manifold bolts to 100 ft-lbs.  That
is the setting for the head bolts as is the pattern above.  According to my
Autobooks Owner's Workshop Manual the correct torque should be 22-24 ft-lbs
for the manifold bolts.

Dave and Linda Freeman  <http://www.ipa.net/~dlfreeman>
Living the Good Life



<Prev in Thread] Current Thread [Next in Thread>