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14-06-12, 13:08 GMT+10#41 Quote:
Originally Posted by RB30DEVL
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I assume that this thread being in the turbo section, that the engine is going to be turbocharged.
If the engine has high km on it, you can make any bet it's gonna need a rebore, I'd be going for 0.020" oversized RB26 aftermarket pistons which gives a relatively high compression ratio for a turbo engine) of 8.5:1, that's assuming you are going to use the RB26 head.
If using the RB25 head, go for 0.020" oversized RB25 aftermarket pistons to keep that compression ratio, you could use oversized RB30E pistons which will drop the compression ratio down to 8.3:1 using the RB25 head but this is just my thought , that you may as well fit turbo pistons while the engine is apart.
I spoke about this in another thread, but my plan was to use RB26 turbo pistons with the RB25 head to achieve a compression ratio of around 9.8:1 in N/A form because the RB25 combustion chamber is about 6 cc's smaller than the RB26's therefore you get a higher compression ratio.
Another approach which is more challenging would be to fit a Holden engine back into the VL, I'm talking about the 190 kw 3.6 litre with a 6 speed manual, providing I could get a good one without any timing chain issues, someone has done this on another site to a VL Calais sedan.
yeh by the way about that
Some original photos have not been recovered yet.
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14-06-12, 14:12 GMT+10#42 LOL^, and as if people dont understand the meaning of slappa? minimum moolah for maximum fun and not giving a !@#$ if it blows
Some original photos have not been recovered yet.
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14-06-12, 14:58 GMT+10#43 Quote:
Originally Posted by ilegalfun
LOL^, and as if people dont understand the meaning of slappa? minimum moolah for maximum fun and not giving a !@#$ if it blows
That's it! Trying to get out of this costing less than $200 out of pocket expense! Yes I've got a lot of parts laying around! But still !
---------- Post added 14-06-12 at 13:55 ----------
Okies going a much much easier way! 6 ls1 coils daisy chain the 3 ignition outputs to the 6 coils! Done!
Some original photos have not been recovered yet.
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14-06-12, 20:06 GMT+10#44 Nice work Lars. Clearly a lot of people don't know how you drive cars lol.
Look forward to seeing some skids.
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14-06-12, 20:36 GMT+10#45 Quote:
Originally Posted by RB30DEVL
[View Post]
I assume that this thread being in the turbo section, that the engine is going to be turbocharged.
If the engine has high km on it, you can make any bet it's gonna need a rebore, I'd be going for 0.020" oversized RB26 aftermarket pistons which gives a relatively high compression ratio for a turbo engine) of 8.5:1, that's assuming you are going to use the RB26 head.
If using the RB25 head, go for 0.020" oversized RB25 aftermarket pistons to keep that compression ratio, you could use oversized RB30E pistons which will drop the compression ratio down to 8.3:1 using the RB25 head but this is just my thought , that you may as well fit turbo pistons while the engine is apart.
I spoke about this in another thread, but my plan was to use RB26 turbo pistons with the RB25 head to achieve a compression ratio of around 9.8:1 in N/A form because the RB25 combustion chamber is about 6 cc's smaller than the RB26's therefore you get a higher compression ratio.
Another approach which is more challenging would be to fit a Holden engine back into the VL, I'm talking about the 190 kw 3.6 litre with a 6 speed manual, providing I could get a good one without any timing chain issues, someone has done this on another site to a VL Calais sedan.
I've got it! We shave off all our pubic hair and wear the shampoo for two weeks!!
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14-06-12, 21:01 GMT+10#46 Quote:
Originally Posted by 7FOUR7
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I've got it! We shave off all our pubic hair and wear the shampoo for two weeks!!
ah macain you've done it again
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14-06-12, 22:36 GMT+10#47 Quote:
Originally Posted by poohkies
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thanks morgs,
i'm thinking people still arn't getting what i'm trying to do, but anyways
issues at the moment is locating a timing belt, that's a bit of a downer but that's only one issue,
Other issue i've hopefully resolved is the igntion side and spark, seems that my trusty wolf 3d V4 can only run wasted spark, and the standard nissan ignition modual isn't designed to run wasted spark and more than likely will result in it failing, I've got another option which we will be doing which is to run a bosch ignitor modual that runs three coils, and using the coils form a vr commodore, i might be able to possibly daisy chain to of the spitfire coils i have but we arn't sure how this works, and will have to try and get a diagram for the standard coils and see if it's a negitive trigger on them, i believe they are 3 wire, and it's positive negative and trigger, if anyone with Wolf experience and has had the pleasure of using a rb twin cam head and wired up the wasted spark id be very interested in there thoughts.
Regards
look towards the falcone coil packs, the holden v6 ones run a dfi module... which complicates matters somewhat as it has a mind of its own kinda...
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14-06-12, 23:51 GMT+10#48 Spool do a timing belt kit for the twin cam conversion too if you haven't got one sorted
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15-06-12, 00:28 GMT+10#49 Quote:
Originally Posted by poohkies
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daisy chain
My favorite word within the context of slappa builds
And yea the falcon coil packs are driven by an ignition box like a microtech x4, this is the way MR does most of their cars, or X6 box and 6 bosch coils
Some original photos have not been recovered yet.
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15-06-12, 12:10 GMT+10#50 Quote:
Originally Posted by vh sle rb
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lol i thought a slappa was a dirty girl if you know what i mean. didnt rayco or somt thing like that make the timing belt? i forget how many teeth its suppost to have but a quick search of the gt-r sites should help you out mate
---------- Post added 14-06-12 at 17:49 ----------
i no the gt-r belt wont fit but alot of the gt-r boys have done this conversion
---------- Post added 14-06-12 at 17:56 ----------
yeah the falcon coils sound like the go i think moturks used that set-up
---------- Post added 14-06-12 at 18:03 ----------
i know another way to find out how many teeth the belt needs is to cut an join two rb30 ones that you have laying around than ring around all the major belt making companies to see who makes an rb style belt with similar teeth numbers
yep a slappa is a town bike lol
Some original photos have not been recovered yet.
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15-06-12, 18:12 GMT+10#51 Hey mate let us know how you going setting the timing
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15-06-12, 18:38 GMT+10#52 got to sort out the r33 tonight, then will be working on the vl tomorrow morning,
picked up the belt, using a gates part number T306
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15-06-12, 19:17 GMT+10#53 Sounds good mate my mates having timing issues with
His 2530 he was saying he can't get the timing marks lined
Up properly and that he may have to reposition the idler pully
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15-06-12, 20:38 GMT+10#54 Quote:
Originally Posted by rb25vlt8
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Sounds good mate my mates having timing issues with
His 2530 he was saying he can't get the timing marks lined
Up properly and that he may have to reposition the idler pully
mmmm the pully's shouldn't really cause a problem! sounds like it's more a problem lining the top up with the bottom, how many teeth belt did he use, 150 or 152?
as long as the belt is done up tighty and the belts not jumping it shouldn't be a problem, where did he mount it?
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15-06-12, 22:37 GMT+10#55 have you got a budget you are trying to stay below for this slapper?
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15-06-12, 23:14 GMT+10#56 Quote:
Originally Posted by grunter01
have you got a budget you are trying to stay below for this slapper?
Yeah least as possible! At the moment at $155
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16-06-12, 00:18 GMT+10#57 im taking thats not including the head...
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16-06-12, 11:32 GMT+10#58 Quote:
Originally Posted by RB30DEVL
[View Post]
Another approach which is more challenging would be to fit a Holden engine back into the VL, I'm talking about the 190 kw 3.6 litre with a 6 speed manual, providing I could get a good one without any timing chain issues, someone has done this on another site to a VL Calais sedan.
why would you even bother?
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16-06-12, 16:27 GMT+10#59 Quote:
Originally Posted by vh sle rb
any update pics mate?
Just pulled the front end off radiator out and balance of, about to put belt on to measure to tap the pully and I'd left it at home! Just picked it up, on way back will update in about an hour with a pick with belt and pully on
---------- Post added 16-06-12 at 14:59 ----------
Quote:
Originally Posted by grunter01
im taking thats not including the head...
Head been given to me to use, so if u had to buy the head he paid $700 of eBay for it
Some original photos have not been recovered yet.
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16-06-12, 16:38 GMT+10#60 Quote:
Originally Posted by poohkies
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Just pulled the front end off radiator out and balance of, about to put belt on to measure to tap the pully and I'd left it at home! Just picked it up, on way back will update in about an hour with a pick with belt and pully on [COLOR="Silver"]
What tools are you using to fit the pulley?
Some original photos have not been recovered yet.
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