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ayresy

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Posts posted by ayresy

  1. Im currently running a RRC v8 rad at the rear of my challenge truck with a 3.9 RV8 up front. Ive got a single large fan and a custom cowl to suck through the whole rad. The fan is on a thermo switch so cuts in and out automatically but is also adjustable as to how sensitive the switch is.

    The fan turns on intermittently usually switching off after a few minutes and I dare say 90 % of the time the fan isn't needed. Its never got hot yet even with some right pain !

    I think the extra pipework and water volume help greatly with cooling providing kore surface area and deep water runs are good too !! Always a cloud of mist off the cooler pipes when wading which must help it cool a fair bit :)

    Id say it was a brilliant improvemnet as its helped me move my winch back as far as possible at the front too :)

    No in lime water pump either. Gravity does alot of the work :)

  2. Thanks nige I thought that would be the reply. I need to invest in a TIG tbh theres so much I can use one for :)

    Would you quote me on pegging 2 diffs and quoting on 2 peggings and 2 ashcroft built up diffs (I have all the parts)

    I may give it a go ive got a few spare diffs lying about but I expect it may crack by what youre saying. Ive got a beast of an arc a shot blaster and a parts cleaner but if it doesn't take it doesn't take :)

  3. Im building up ashcroft lockers and shafts into D2 axles for my challenge truck and adding ashcroft pegging kits to the diffs while im at it. But there doesn't seem to be much instruction on how to DIY the casings. Nige and ashcroft both TIG which I don't have :( but would arc work well enough or is it really a tig job ?

    I would think pre heated casings (not mad hot) a good strong arc and through threading would be adequate but dont want to blow stuff

    Cheers guys

  4. I hear the pain :)

    If its any use to you, mine is a RRC (series one landrover LRC hybrid) on standard engine mounts with 14" out of the chassis. Rear prop is standard 88" rear prop. Front is the original. The rear rad wasn't a choice, it was a necessity, as the water pump nut is an inch behind a full drum of rope on the milemarker. There is no room at the front at all, but I can get the plugs out without faffing about :)

    Weight distribution is a near pointless argument for me. A light engine on a heavy central gearbox made it a very well balenced trialer. A delight to drive, which I brutalised with stronger front end, front-pulley PTO hyd-pump and milemarker hydraulic.

    I know a lot of folk find auto's best for everything, but I find it tricky for trialing. But for challenge its spot on for winch and drive, without digging yourself in as you progress. You will need a good auto oil cooler though, and the maybe the kick down gear?

    My personal thing, if I had a good V8 would be auto, but I've never had it on the road, so Q plate stuff didn't come into my argument. Mine was due to the TL95 jumping out of reverse and making Broseley winch challenge excessively exciting :)

    If I use the auto the rear prop will be longer using standard mounts. I can fab that pretty easily though so not too worried

    The v8 with the auto on the road was quite nice really but it means having a further forward engine which is my only real problem plus I have little experience offroad in an auto but loads in a manual

  5. Hmmm after some measuring the auto box is 7 inches longer with the viscous transfer box than my current setup. Currently there is a 7 inch gap between the rear of the v8 and the front of the gearbox when the engine is place above the original mounts. And so by fitting the v8 I can use original mounts and don't have to make any adapter plates. I would have to lengthen the rear prop by 3 inches to account for the shorter length in the viscous than the lt230 which isn't a problem

    Now do I want an auto and have to Q plate it or do I stay manual and have to cut the bulkhead and make an adapter plate hmmmm ...

    The other problem would be the engine is 7 inches away from the bulkhead and so that doesn't help weight distribution and the auto is heavier than the manual making everything heavier and my rear rad pipes won't work with a viscous transfer box as its too close for where they currently are so they'd have to be remade :(

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