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Engine and trans question

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

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rribbke
Posts: 6
Joined: 17 May 2017
Year and Model: 2001 V70
Location: Illinois

Engine and trans question

Post by rribbke »

Will the motor and trans from a 1989 245 fit a 1989 780? I have a chance to buy each from a running car for a cheap price, but want to make sure they will work as backups. Both are the L4’s. Thanks in advance.

lummert
Posts: 1381
Joined: 29 January 2008
Year and Model: 760 1988
Location: Portland Indiana, USA
Been thanked: 26 times

Post by lummert »

What engine is currently in the 1989 Volvo 780? The 780 should have either a PRV V6 or a B230FT turbo 4 cylinder. The 240 is most likely a B230F, non-turbo.
1988 Volvo 760 Turbo Wagon

rribbke
Posts: 6
Joined: 17 May 2017
Year and Model: 2001 V70
Location: Illinois

Post by rribbke »

That is correct. The one in the 780 is an In line 4 turbo while the one from the donor is an in line 4 non turbo.

lummert
Posts: 1381
Joined: 29 January 2008
Year and Model: 760 1988
Location: Portland Indiana, USA
Been thanked: 26 times

Post by lummert »

rribbke wrote: 21 May 2018, 15:29 That is correct. The one in the 780 is an In line 4 turbo while the one from the donor is an in line 4 non turbo.
You'd need to figure out an oil supply for the turbo and then figure out where to run the turbo oil drain when using the non-turbo engine. With the higher compression non-turbo engine of the 240 your better option would be to locate a good B230FT.
1988 Volvo 760 Turbo Wagon

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