24V Head

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24V Head

Postby dvst8r » Fri Feb 29, 2008 7:12 pm

I searched but did not come up with anything concrete. Will a 24V head fit on an early first gen block?

Given:
-An electric fuel pump is used
-Fuel filter(s) have been relocated
-Custom intercooler setup
-Custom Twin setup.
-VE pump.

Reason behind this is, I recently had an hx35 and an HT60 fall in my lap, so I decided to go twins. Now my truck is a 1990 non ic'd, and I will be getting some custom edm's for it anyway. I have a friend that built the exhaust manifolds for the Kore racing trucks, and has an extra 24V head left over from jigging. This is a fully race ported head by Farrell who used to do the PDR heads. I can get this head for a case of beer, as long as I am putting it to use and not selling it.

Options?
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Postby ford69557ci » Fri Feb 29, 2008 7:28 pm

the head will bolt on the block and you could use the factory cam and keep the factory lift pump. a single turbo could be ran with no probs. the only expense is getting the injectors set to run with a ve pump. if i was goin to go to the trouble of a 24v head i would p pump it just for the fact that there is already lines and brackets made to do so. to 24v head a ve pump some custom injection lines would need to be made and the 24v injectors were made to run alot higher pop pressure so i am not sure how they would respond if set to ve pressure. oh and the 24v head uses a different piston to.
92 w250, NV4500, D80, maxed pump, AFC gone, extended fuel screw, more to come.
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Postby Begle1 » Fri Feb 29, 2008 8:05 pm

Wouldn't the factory cams for 24 valves not have privisions for a mechanical lift pump, whereas the factory cams for 12 valves would have provisions?

I thought there was something about 24 valve guys buying Helix's and MaxSpool's just for the ability to run pumps...
1990 D-250 Regular Cab: Tweaked injection pump, built transmission, a cataclysmic charlie foxtrot of electronics, the most intense street-ran water injection system in the country, and some more unique stuff.
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Postby ford69557ci » Fri Feb 29, 2008 8:33 pm

he was talkin abou just swappin the head not the cam also
92 w250, NV4500, D80, maxed pump, AFC gone, extended fuel screw, more to come.
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Postby dvst8r » Fri Feb 29, 2008 8:34 pm

Forgot about the piston cuts, and the IP lines.

I will have to look into the cost of custom IP lines, and see if there is enough clearance to run the 24v cam with out having to get the pistons cut, or without run weird. If I have to get the pistons modified I will just leave it till it's time to rebuild.
1990 W250 non ic'd. Under the knife again.
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Postby ford69557ci » Fri Feb 29, 2008 8:37 pm

i have seen a 24v head on a 12v engine with 12v pistons all it does in smoke like crazy egt spike and burns the tops of pistons, there is plenty of room for the the 24v cam its just the fact that a 12v piston has an offset bowl and a 24 valve injector is centered in the piston and the reason why is a 12 valve injector is not centered in the combustion chamber and a 24v is
Last edited by ford69557ci on Fri Feb 29, 2008 8:40 pm, edited 1 time in total.
92 w250, NV4500, D80, maxed pump, AFC gone, extended fuel screw, more to come.
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Postby dvst8r » Fri Feb 29, 2008 8:38 pm

Oh one more thing I'm hardcore for the VE pumps. No P-pumps here.
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Postby dvst8r » Fri Feb 29, 2008 8:40 pm

ford69557ci wrote:i have seen a 24v head on a 12v engine with 12v pistons all it does in smoke like crazy egt spike and burn the tops of pistons, there is plenty of room the run the 24v cam its just the fact that a 12c piston has an offset bowl and a 24 valve piton is centered in the piston and the reason why is a 12 valve injector is not centered in the combustion chamber and a 24v is


Well I guess it will go on the shelf for another time. I'm sure I will over rev this engine at some point in the near future requiring me to do a full build. 8)
1990 W250 non ic'd. Under the knife again.
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Postby ford69557ci » Fri Feb 29, 2008 8:41 pm

im a big ve pump person to but it takes alot of work to make alot of power
92 w250, NV4500, D80, maxed pump, AFC gone, extended fuel screw, more to come.
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Postby dvst8r » Fri Feb 29, 2008 8:44 pm

ford69557ci wrote:im a big ve pump person to but it takes alot of work to make alot of power


I have been playing with the VE pumps for 10 years now. albeit in VW diesels, but none the less, if I wanted to do something easy I would have bought a CR, and added a little spray.
1990 W250 non ic'd. Under the knife again.
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Postby ford69557ci » Fri Feb 29, 2008 8:46 pm

common rails are to queit and boring all the really big power is still in a mechanical pump. what have you found on a vw ve to make big power??
92 w250, NV4500, D80, maxed pump, AFC gone, extended fuel screw, more to come.
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Postby dvst8r » Fri Feb 29, 2008 9:30 pm

Camplates, Gov mods, but like everything in life it all comes down to timing. ;-)

I plan to test a bunch of my vw theories this summer, at this point that is all they are in relation to the cummins and the ve on it.
1990 W250 non ic'd. Under the knife again.
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Postby cummins king » Fri Feb 29, 2008 9:34 pm

were do you buy a cam plate for a vw
thanks
joel
93 4X4 auto
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Postby dvst8r » Fri Feb 29, 2008 9:38 pm

PERFORMANCE DIESEL INJECTION LTD,.
187 STEELCASE ROAD WEST UNIT 16,
MARKHAM, ON.,
L3R 2R9
905-940-2266

Giles is the man to talk to. He built the pump that took my 68BHP vw to 193whp. He will also be building my Cummins pumps. I have built a few pumps on my own, but without a pump calibration machine its kinda like turning up the fuel screw without a pyro. You know your getting more, your just not sure if its gonna go boom. :shock: :lol:
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