Outer Limits 4x4 Board

I am fitting a Nissan EFI and need to obtain some genuine electrical connectors if possible, particularly for the Air Regulator.
I have tried Nissan dealers and a number of Nissan wreckers. Any assistance appreciated

Can anyone suggest the best suited turbo for use on the TB42? & additionally where, preferably, an equal length runner, low mount manifold might be purchased?

Nissan Service Manual lists the following;
Front H233B, common to all models
Rear H260, ratio 4.375 TD42- ute, leaf spring; H233B*1, r 4.111, coil,
Rear H233B*3, r 3.900 TD42,TB42 - H'top & Wgn,
Rear H233*B2, r 4.111 TD42,TB42 - Van,
Rear H233*B3, r 4.375 RB30S
No. of pinions - leaf spring ...

Thanks for the input. I have the EFI manifold complete, EFI distributor & have an after-market ECU with dual programs for LPG & Petrol at a very reasonable price. I do intend turbo charging, however want to get the system up & running initially.
I am aware of GasResearch LPG throttle bodies, but ...

There is no need to purchase a correction box. Remove the instrument binnacle, then remove the speedometer. A trim pot is fitted & using a fine Phillips screw driver, rotate the control a fraction anti-clockwise, approx 0.1 of a turn. Your speedometer reading should then be within 2 - 5 km/h of the ...

I am changing from carburettor to EFI and seek advice concerning a suitable LPG system. The EFI will be controlled by an aftermarket ECU programmed for both petrol & LPG.
After settling the EFI in, it is intended to add a turbocharger & possibly water injection.
Any advice regarding this query will ...