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GQ 4.2efi swaping with a GU 4.5efi motor.

Posted: Tue Aug 25, 2009 11:02 am
by MUNGA GQ
Some info for someone else that may try it.

The plan was to swap the intake manifold from the 4.2 and put it on to the 4.5 motor keeping all the wiring the same.

The intake studson the 4.5 are set up the opposite to the 4.2 so the intakes cant be swaped.
The 4.5 oil filter housing is water cooler or heated.(may be able to swap this still working on it)
The bottom radiator hose is differant as well. (comes of the engine at a differant angle.)
The Dissy is differant. the coil is is the dissy on the 4.5. and has a 6 pin plug compaird to the 4 pin plu on the 4.2. as well the gear drive is not the same and the 4.2 shaft sits in a bush under the gear where the 4.5 does not.

Have not got the motor back in yet. I may need to add more to this.