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![]() | Home > Maintenance & Modifications > Velocity AP remap on SCV8 |
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naks Member Since: 15 Jul 2016 Location: Stellenbosch Posts: 1195 ![]() ![]() ![]() |
I was bored yesterday, so I ordered the VAP remap: https://www.velocityap.com/product/rangero...lsize-svr/
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naks Member Since: 15 Jul 2016 Location: Stellenbosch Posts: 1195 ![]() ![]() ![]() |
pity they don't have a chart for the tune + upper pulley only
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naks Member Since: 15 Jul 2016 Location: Stellenbosch Posts: 1195 ![]() ![]() ![]() |
After chatting with the chaps at VAP, I've decided to go for the upper pulley - the biggest reason being the costs involved: $319 for upper pulley vs $949.
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naks Member Since: 15 Jul 2016 Location: Stellenbosch Posts: 1195 ![]() ![]() ![]() |
In preparation for the mods, I sourced supercharger oil from my local Ravenol distributor @ R725 for a litre.
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Col Member Since: 02 Sep 2012 Location: Hawkes Bay NZ Posts: 5070 ![]() ![]() ![]() |
So what do they estimate the increase in torque output will be ?
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Lindab Member Since: 20 Nov 2017 Location: Dundee Posts: 926 ![]() ![]() |
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naks Member Since: 15 Jul 2016 Location: Stellenbosch Posts: 1195 ![]() ![]() ![]() |
Looks like around 720Nm -- 2010 Defender Puma 90 + BAS remap + Alive IC + Slickshift + Ashcroft ATB rear 2015 Range Rover Sport Supercharged V8 HSE Dynamic ![]() ![]() Defender Puma Workshop Manual: https://bit.ly/2zZ1en9 Discovery 4 Workshop Manual: https://bit.ly/2zXrtKO Range Rover/Sport L320/L322/L494 Workshop Manual: https://bit.ly/2zc58JQ |
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Col Member Since: 02 Sep 2012 Location: Hawkes Bay NZ Posts: 5070 ![]() ![]() ![]() |
I think you should get more than that, mine produced 750Nm, well 748.9 and 750.4 on the second run to be exact when checked on a dyno after having it done.
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naks Member Since: 15 Jul 2016 Location: Stellenbosch Posts: 1195 ![]() ![]() ![]() |
TBH, I don't think I want more than that, because the ZF8HP is rated to 700Nm? --
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Col Member Since: 02 Sep 2012 Location: Hawkes Bay NZ Posts: 5070 ![]() ![]() ![]() |
Mines has the old 6HP28 in it and that's rated at 650Nm, but has had upto 750Nm going through it at times and that along with the rest of the drive train has lasted 6 years and hasn't exploded yet. I'm inclined to think there is a fair bit of tolerance in the ZF boxes.
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naks Member Since: 15 Jul 2016 Location: Stellenbosch Posts: 1195 ![]() ![]() ![]() |
Gents, so far I'm really NOT impressed by VAP.
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naks Member Since: 15 Jul 2016 Location: Stellenbosch Posts: 1195 ![]() ![]() ![]() |
Ok, they responded with instructions, which resolved the issue.
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RRSTDV8 Member Since: 13 Aug 2011 Location: Northamptonshire Posts: 9062 ![]() ![]() ![]() |
And then there's the transfer box which is also torque rated but to 2500Nm. Having had a few minutes idling through the relevant workshop manual pages, it seems that whilst the transfer box is the same in the L320 and L494 (where the 2-speed transfer box is fitted), there is a difference in operation. In the original L320, the transfer box can be shifted from high to low range at speeds of up to 25mph. In the L494, the manual says that this should only be carried out with the vehicle stationary, although both can go from low to high at speeds up to 37mph. Interestingly, the facelift L320 also says do high to low when not moving. I wonder if there were some issues with the transfer boxes when people were going from high to low whilst in motion. Or perhaps it's just that people did it at too high a speed and it got noisy! 2012 SDV6 - it's missing a couple of cylinders 2008 TDV8 - it was a labour of love and is much missed |
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naks Member Since: 15 Jul 2016 Location: Stellenbosch Posts: 1195 ![]() ![]() ![]() |
I'm probably being pedantic here, but it seems to me that there is very little attention to details at VAP.
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