MG Sports Cars

engine swaps and other performance upgrades, plus "factory" and Costello V8s

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09diane123
diane lunn
glasgow scotland
(19 posts)

Registered:
11/23/2009 06:13PM

Main British Car:


can you tell the difference between a 3.5 rover sd1 and a 3.9sd1 just by looking
Posted by: 09diane123
Date: April 06, 2010 02:44PM

help help help plz


castlesid
Kevin Jackson
Sidcup UK
(361 posts)

Registered:
11/18/2007 10:38AM

Main British Car:
1975 MGB GT Rover V8 4.35L

Re: can you tell the difference between a 3.5 rover sd1 and a 3.9sd1 just by looking
Posted by: castlesid
Date: April 06, 2010 03:12PM

Diane,

Heres a list of all the engine numbers.

All but the earliest P5/6 engines have the numbers next to the dip stick and start with the compression ratio 9.35/1 and then the engine number itself. you really want an engine with the 9.35 compression ratio.

[www.v8forum.co.uk]

The most common Range rover 3.9 engine numbers will start with 35D or 36D in the UK there are different numbers for TVR and Morgan versions but they tend to go for silly money.

There were no 3.9 SD1 engines.

Kevin.



Edited 2 time(s). Last edit at 04/06/2010 03:30PM by castlesid.


09diane123
diane lunn
glasgow scotland
(19 posts)

Registered:
11/23/2009 06:13PM

Main British Car:


Re: can you tell the difference between a 3.5 rover sd1 and a 3.9sd1 just by looking
Posted by: 09diane123
Date: April 06, 2010 04:07PM

thanx kevin great help i think the engine i bought was the 3.5 sd1 rover but cant find my paper work and guy doing conversion asked me to try finding out for sure do you know any uk numbers for 3.5 sd1 many thanks again


09diane123
diane lunn
glasgow scotland
(19 posts)

Registered:
11/23/2009 06:13PM

Main British Car:


Re: can you tell the difference between a 3.5 rover sd1 and a 3.9sd1 just by looking
Posted by: 09diane123
Date: April 06, 2010 04:08PM

thanks kevin will check numbers in morning


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