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Mike Licht said:
This also requires a custom rod instead of a standard part increasing cost and making replacment parts more difficult to get.
Time will tell on the strength issue, but one of the attractions of this kind of stroker is that it uses a standard Chevy rod diameter so you can use off-the-shelf 6" Chevy forged rods (cheap), and then a custom piston to get the pin height where you need it and match the pin diameter. Was more attractive before K1 introduced their forged rods, of course :-). I think 2.200" is a small block rod diameter, and that gets you 0.100" stroke increase starting with the stock Buick 2.250" rod journal, to 3.500".
 
Woops I can see how my post may of offended some people, stuck my foot in my mouth that time. Mike, I was not trying to insinuate that what you were creating an experimental assembly. I was merely pointing out the fact that Brian has been building his stroker kit for a while now, and they are no longer experimental assemblies. Also if someone wanted to build the engine right now he has everything ready to go.

This must be a special crank that you are having forged, or is it offset ground? I am impressed with what you think you will be able to offer this stroker kit to us for, “$1439.00”, :D wow!!!! A custom billet crank alone would cost more than that. Obviously this is a 2.249 crank pin, are you going to offer this with the wider .890 journal width? I am curious what stroke you are going to offer this in? An engine that is bored .030 over could not be allowed more than a 3.617 stroke in order to be TSM legal correct (250 cubic inch limit)?

Keep up the good work Mike.
 
I love the idea of a 4.1 270 ci but what about the entegrity of this non turbo block . Will it live at these hp and torque levals????????
 
ijames said:
Time will tell on the strength issue, but one of the attractions of this kind of stroker is that it uses a standard Chevy rod diameter so you can use off-the-shelf 6" Chevy forged rods (cheap), and then a custom piston to get the pin height where you need it and match the pin diameter. Was more attractive before K1 introduced their forged rods, of course :-). I think 2.200" is a small block rod diameter, and that gets you 0.100" stroke increase starting with the stock Buick 2.250" rod journal, to 3.500".
The chevy rod is 2.100. The rod needs to machined which will drive up the cost some also. Custom pistons also cost more. The ones we have now a normal stock.
Mike
 
Sam Colalillo said:
Woops I can see how my post may of offended some people, stuck my foot in my mouth that time. Mike, I was not trying to insinuate that what you were creating an experimental assembly. I was merely pointing out the fact that Brian has been building his stroker kit for a while now, and they are no longer experimental assemblies. Also if someone wanted to build the engine right now he has everything ready to go.

This must be a special crank that you are having forged, or is it offset ground? I am impressed with what you think you will be able to offer this stroker kit to us for, “$1439.00”, :D wow!!!! A custom billet crank alone would cost more than that. Obviously this is a 2.249 crank pin, are you going to offer this with the wider .890 journal width? I am curious what stroke you are going to offer this in? An engine that is bored .030 over could not be allowed more than a 3.617 stroke in order to be TSM legal correct (250 cubic inch limit)?

Keep up the good work Mike.
No offense taken :) just pointing out the facts. The crank is a new forging 3.625 in stoke. Narrow journal only.
Mike
 
Mike Licht said:
The chevy rod is 2.100. The rod needs to machined which will drive up the cost some also. Custom pistons also cost more. The ones we have now a normal stock.
Mike


Just to expand a little further, the NEW cranks will use Buick journals and have the 3.625 stroke. We were using SBC 2.100 rods, the 2.200 is a BBC journal and the rod uses that gawd awful heavy pin!
 
mike you are the founding father!!!!!keep up the good work man!!!I will be getting one of those kits in the spring you can count on that!!!!
 
Billy thanks for the clarification, I type to fast, I guess I should proof read :)
Mike
 
crankshaft stroker kits

HI GUYS ,i never got an answer on a 4.1 270 ci BLOCK realiability HELLO HELLOOO ???????
 
Well since no one has built one that I know of we really cannot answer. Give it a try and let us know :wink:
Mike
 
EightSecV6 said:
Just to expand a little further, the NEW cranks will use Buick journals and have the 3.625 stroke.

Is there an estimated price on these yet?? Any other strokes going to be available?? 3.590, maybe?


K.
 
cpac said:
HI GUYS ,i never got an answer on a 4.1 270 ci BLOCK realiability HELLO HELLOOO ???????

Hi there,I would suggest new steel middle two caps or all if you can afford it and a RJC girdle for sure.Plus do some of the tricks that make sense for your application from the powersource manual.
 
NCTURBOS said:
My bad, I didn't realize they were on your website already. That's a very good price.

Do we know how the quality/strength will compare to the BMS stuff? Also why does it suggest the 5.960" or 6.00" rod, and not a 6.300" or 6.500" rod??


K.

I would think it would be fair to say that a brand new BMS crank that cost about 3 or 4 times as much would likely be a better crank. A used BMS well who knows I have seen some pretty bad used cranks that were run at high RPM in Busch motors for a long time that I would not want in my motor compared to one of these. You could use a longer rod but we have the other rods on the shelve and pistons to match ready to go.
Mike
 
Thanks for the dimensions, Bill, I thought the small block diameter was 2.200". For anyone who can wait for one of these, the 3.625" stroke would be real hard to pass up in favor of a 3.500" :-).
 
Mike Licht said:
You could use a longer rod but we have the other rods on the shelve and pistons to match ready to go.

Cool, reason I asked is that I have some 6.500" Carillo's laying around somewhere. ;) They're wide journal though. :cool:


K.
 
You could machine them down and order some custom pistons OR you could sell them to cover the cost of the new rods and buy the less expensive pistons we keep in stock :D
Mike
 
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