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STROKER 6 CRANK


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#1 _hypo hb_

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Posted 18 February 2010 - 10:57 AM

DOES ANY ONE HAVE FOR SALE OR KNOW IF ANY ONE IS STILL MAKING 1 PIECE (non welded job) STROKER CRANKS FOR 186 e.g Kit Cullen
IF SO - WHO AND HOW MUCH

#2 enderwigginau

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Posted 18 February 2010 - 12:20 PM

Have you tried calling Kit Cullen?

Grant..

#3 _beergut_

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Posted 18 February 2010 - 12:43 PM

try brendan h
he did have a so called stroker for sale
or maybe pro stroke

#4 greens nice

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Posted 18 February 2010 - 12:52 PM

what are you using it for?
i am yet to see a record breaking holden 6 with a stroker crank.
prostroke weld them, theres another mob that do it.

#5 _beergut_

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Posted 18 February 2010 - 12:59 PM

ok try master stoke? not to be confused with vinger stroke

#6 Steve TPF

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Posted 18 February 2010 - 03:56 PM

Found this on Ebay:
Holden 202 Knifedged stroker crank

Says: CRACKTESTED AND BALANCED HOLDEN KNIFEDGED 12 COUNTERWEIGHT STROKER CRANK ,3.375" STROKE
THE BEST STROKER AVAILABLE FOR YOUR HOLDEN 6.NEW 5.73"LONGER H BEAM CONRODS COMBINED WITH A KNIFEDGED STROKER CRANK PROVIDE A HIGH TORQUE AND FREE REVING ENGINE.ONE OF THESE STROKERS PUSHES OUR STREET REGISTERED FJ UTE TO A 13.40sec 1/4 MILE @100mph ON PUMP FUEL USING ONLY 6300RPM

Also:
SAVE $200 IF YOU EXCHANGE YOUR BLUE/ BLACK 3.3 CRANK IN GOOD CONDITION(must be less than.010 "undersize)

Doesn't say anything about supplying a ford crank for the job, so it sounds like an off-ground holden crank. Could be worth giving them a call.

Edited by Steve TPF, 18 February 2010 - 04:08 PM.


#7 greens nice

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Posted 18 February 2010 - 06:48 PM

[quote name='Steve TPF' date='18 February 2010 - 03:56 PM' timestamp='1266472607' post='482841']
Found this on Ebay:
Holden 202 Knifedged stroker crank

Says: CRACKTESTED AND BALANCED HOLDEN KNIFEDGED 12 COUNTERWEIGHT STROKER CRANK ,3.375" STROKE
THE BEST STROKER AVAILABLE FOR YOUR HOLDEN 6.NEW 5.73"LONGER H BEAM CONRODS COMBINED WITH A KNIFEDGED STROKER CRANK PROVIDE A HIGH TORQUE AND FREE REVING ENGINE.ONE OF THESE STROKERS PUSHES OUR STREET REGISTERED FJ UTE TO A 13.40sec 1/4 MILE @100mph ON PUMP FUEL USING ONLY 6300RPM

Also:
SAVE $200 IF YOU EXCHANGE YOUR BLUE/ BLACK 3.3 CRANK IN GOOD CONDITION(must be less than.010 "undersize)

Doesn't say anything about supplying a ford crank for the job, so it sounds like an off-ground holden crank. Could be worth giving them a call.

[/quote]
you cant grind em .350 mate.

[quote name='greens nice' date='18 February 2010 - 06:48 PM' timestamp='1266482907' post='482906']
[quote name='Steve TPF' date='18 February 2010 - 03:56 PM' timestamp='1266472607' post='482841']
Found this on Ebay:
Holden 202 Knifedged stroker crank

Says: CRACKTESTED AND BALANCED HOLDEN KNIFEDGED 12 COUNTERWEIGHT STROKER CRANK ,3.375" STROKE
THE BEST STROKER AVAILABLE FOR YOUR HOLDEN 6.NEW 5.73"LONGER H BEAM CONRODS COMBINED WITH A KNIFEDGED STROKER CRANK PROVIDE A HIGH TORQUE AND FREE REVING ENGINE.ONE OF THESE STROKERS PUSHES OUR STREET REGISTERED FJ UTE TO A 13.40sec 1/4 MILE @100mph ON PUMP FUEL USING ONLY 6300RPM

Also:
SAVE $200 IF YOU EXCHANGE YOUR BLUE/ BLACK 3.3 CRANK IN GOOD CONDITION(must be less than.010 "undersize)

Doesn't say anything about supplying a ford crank for the job, so it sounds like an off-ground holden crank. Could be worth giving them a call.

nvm

#8 _Drag lc_

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Posted 18 February 2010 - 07:07 PM

whats wrong with the welded ones, :dontknow: alot of them have broken alot of records in the mud pit ova the years.hehehe

or maybe just the records around the bar ........... :rockon:

#9 _Bomber Watson_

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Posted 18 February 2010 - 07:24 PM


Found this on Ebay:
Holden 202 Knifedged stroker crank

Says: CRACKTESTED AND BALANCED HOLDEN KNIFEDGED 12 COUNTERWEIGHT STROKER CRANK ,3.375" STROKE
THE BEST STROKER AVAILABLE FOR YOUR HOLDEN 6.NEW 5.73"LONGER H BEAM CONRODS COMBINED WITH A KNIFEDGED STROKER CRANK PROVIDE A HIGH TORQUE AND FREE REVING ENGINE.ONE OF THESE STROKERS PUSHES OUR STREET REGISTERED FJ UTE TO A 13.40sec 1/4 MILE @100mph ON PUMP FUEL USING ONLY 6300RPM

Also:
SAVE $200 IF YOU EXCHANGE YOUR BLUE/ BLACK 3.3 CRANK IN GOOD CONDITION(must be less than.010 "undersize)

Doesn't say anything about supplying a ford crank for the job, so it sounds like an off-ground holden crank. Could be worth giving them a call.

you cant grind em .350 mate.


nvm


Where did you get .350 from???

By my calculations thats .125", so thats only offsetting the journal .0625"

Could be totally wrong?

Cheers.

#10 Steve TPF

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Posted 18 February 2010 - 07:44 PM

Sounds right to me.

0.125 is the difference in stroke: 3.375 - 3.25 = 0.125. So yes, the journal would be offset by .0625. Doesn't sound unreasonable.

You would need to bore out 120 thou to get the 222 ci though. 60 though would get you 215.

Edited by Steve TPF, 18 February 2010 - 07:50 PM.


#11 _oldjohnno_

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Posted 18 February 2010 - 07:58 PM

The capacity with this kit ends up a bit less than what you can get with a modded 221 crank, but even so it might be preferable. One reason is you get a half-decent rod ratio - a stock 202 has borderline too-short rods and stock rods with a 3-1/2" or more stroke are absolutely hideous. It's hard on the engine and also on the already problematic breathing.
Why do you want the longer stroke? If it's a turbo engine then even a 3" engine can be made to produce much more power than the engine can contain. And if it's N/A with a Holden head then the head is going to be the limiting factor regardless of capacity - a stroker will just slide the peaks down the rpm scale a bit. For a mild street motor I guess you'd have a nice fat bottom end but for anything else I frankly can't see any compelling reason to go much more than 3-1/4".

Edited by oldjohnno, 18 February 2010 - 07:58 PM.


#12 greens nice

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Posted 18 February 2010 - 08:06 PM

yer sorry i didnt read the whole lot, .350 would be to get the 3.6 inch stroke? i think? that a falcon crank has.
my bad

#13 _oldjohnno_

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Posted 18 February 2010 - 08:17 PM

Is there some unwritten interweb law that says ANY MENTION OF HOLDEN 6 STROKERS HAS TO BE SHOUTED IN ALL CAPS?

#14 FastEHHolden

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Posted 18 February 2010 - 09:01 PM

hehe...Oldjohno = Jeremy Clarkson...interweb...next you will be raving about caravans with flappy paddles.

RE: caps....must have been a sale on capitals.

#15 _Bomber Watson_

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Posted 18 February 2010 - 09:15 PM

yer sorry i didnt read the whole lot, .350 would be to get the 3.6 inch stroke? i think? that a falcon crank has.
my bad


To easy mate, yeah not it doesnt actually say what you end up with..

Steve TPF's numbers sound about right.

Cheers.

#16 Steve TPF

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Posted 19 February 2010 - 05:34 AM

If you follow the link to Ebay it says: 215-222ci depending on bore size


IIRC the ford 221 cranks can take a 186 to 235 or thereabouts - except he doesn't want a welded crank.


#17 _clubspClubsportr8ortr8_

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Posted 19 February 2010 - 07:58 AM

Ring PPM as they will make a 4340 crank to any specs for $2500 and any rod length at $1650 and any forged piston to suit at $1650.

Jeff

#18 enderwigginau

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Posted 19 February 2010 - 12:53 PM

And Kit Cullen 235 cranks are approx $1300.........

#19 Steve TPF

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Posted 19 February 2010 - 04:08 PM

Which brings us back to the original question: where does he get one? I tried a google search and the phone book - no result.


#20 _clubspClubsportr8ortr8_

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Posted 19 February 2010 - 04:33 PM

Well Kit Cullen cranks are $2000 and he isn't doing anymore or hasn't for a few years now but i know who has the moulds for Kit's crank but he isn't doing anything as yet because there isn't much difference in price to the custom 4340 cranks from PPM. Where does he find one maybe check the speedway guys around Brisbane.

Jeff

#21 xu1kid

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Posted 19 February 2010 - 06:36 PM

i found a video of a 235 stroker she sounds pretty toey a little off topic but its a 235 stroker



#22 enderwigginau

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Posted 19 February 2010 - 09:12 PM

Well Kit Cullen cranks are $2000 and he isn't doing anymore or hasn't for a few years now but i know who has the moulds for Kit's crank but he isn't doing anything as yet because there isn't much difference in price to the custom 4340 cranks from PPM. Where does he find one maybe check the speedway guys around Brisbane.

Jeff


So when did they go up to $2000.


I paid $1360 �which included machining to 186 mains, rebalancing and postage. �I would never have bothered if they'd been $2000.

Crank is now in NZ.

Grant..



#23 _clubspClubsportr8ortr8_

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Posted 19 February 2010 - 09:34 PM

Not sure when they went to $2000 but i was talking with a mate on monday who Kit contacted about some business and thats what Kit said he sold them for before he gave the moulds away and also his injection moulds turned up on his doorstep recently as the company who had them and were going to recast suddenly dropped the idea. As i said i do know where and who has the crank moulds now but he isn't doing anything at present because there isn't much price difference to the steel cranks PPM will do and Kit's cranks where only cast afaik.

Jeff

#24 _Bomber Watson_

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Posted 20 February 2010 - 12:31 AM

The big question remains....WHY THE f*ck WOULD YOU BOTHER WITH A STROKER???

Think oldjohnno would back me up on this one....

Cheers.

Edited by Bomber Watson, 20 February 2010 - 12:32 AM.


#25 _beergut_

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Posted 20 February 2010 - 02:24 AM

so why bother with a 355 or 383 holden or chev bomber?
answer cubes and low down torque




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