Login Register

engine timming on a 1990 740

Help, Advice, Owners' Discussion and DIY Tutorials on all Volvo's "mid era" rear wheel drive Volvos.

1975 - 1993 240
1983 - 1992 740
1982 - 1991 760
1986 - 1991 780
1990 - 1998 940
1990 - 1998 960
1997 - 1998 V90/S90

Post Reply
whiteypa
Posts: 4
Joined: 3 May 2010
Year and Model: 740gl 1990
Location: sunbury pa

engine timming on a 1990 740

Post by whiteypa »

is it possible to be 180 off engine timming when replacing a timming belt?...it won't start..is the r p m sencor picking up the right signal? any suggestions?...Mike

JDS60R
MVS Moderator
Posts: 3532
Joined: 21 February 2009
Year and Model: 2007 S60R 2016 XC70
Location: Mount Juliet, TN
Been thanked: 3 times

Post by JDS60R »

Nope,

The cam turns at 1/2 spped of the crank. So the crank is in the right spot twice for each revolution of the cams. If you had the crank timing marks and the cam marks correct when you put on the belt then you will be fine inthe cam timing department.
Retired

Post Reply
  • Similar Topics
    Replies
    Views
    Last post