I need sbf crank help
+4
bosshoss
the Coug
rmcomprandy
whatbumper
8 posters
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I need sbf crank help
Customer bought a man-o-war block that is 8.2 deck with Cleveland mains. Windsor pan rails and Windsor oil pump. Clearance for a large stroke.
Any idea on how to source a crankshaft?
Any idea on how to source a crankshaft?
whatbumper- Posts : 3024
Join date : 2009-11-11
Age : 44
Re: I need sbf crank help
whatbumper wrote:Customer bought a man-o-war block that is 8.2 deck with Cleveland mains. Windsor pan rails and Windsor oil pump. Clearance for a large stroke.
Any idea on how to source a crankshaft?
Use a Cleveland crank.
Re: I need sbf crank help
rmcomprandy wrote:whatbumper wrote:Customer bought a man-o-war block that is 8.2 deck with Cleveland mains. Windsor pan rails and Windsor oil pump. Clearance for a large stroke.
Any idea on how to source a crankshaft?
Use a Cleveland crank.
I haven't seen the block yet and don't know all of the measurements, what needs to be done for that crank to work? Work to the crank is what I mean.
whatbumper- Posts : 3024
Join date : 2009-11-11
Age : 44
Re: I need sbf crank help
if you use a cleveland crank in one of those blocks you have to cut the front of the crank for the gear to fit, the Cleveland has a shoulder which moves the gear out. or have the windsor stroker crank cut down to cleveland mains....
the Coug- Posts : 3055
Join date : 2008-12-02
Re: I need sbf crank help
Not sure whats out there now but the two forged cleveland cranks I bought back in the day both needed a spacer to use the cleveland timing chain. As far as I am aware the shoulder is the only difference other than the size of the main journals. dkp
bosshoss- BBF CONTRIBUTOR
- Posts : 499
Join date : 2009-08-10
Re: I need sbf crank help
the Coug wrote:if you use a cleveland crank in one of those blocks you have to cut the front of the crank for the gear to fit, the Cleveland has a shoulder which moves the gear out. or have the windsor stroker crank cut down to cleveland mains....
Rollmaster already offers a timing set which fits that application.
Re: I need sbf crank help
eagle and I'm sure others do offer windsor cranks with strokes from 3.5-4.25 with the 2.750 cleveland main size.
page 51 http://www.eaglerod.com/index2.php?option=com_flippingbook&Itemid=38&book_id=5
page 51 http://www.eaglerod.com/index2.php?option=com_flippingbook&Itemid=38&book_id=5
strokedmyford- Posts : 126
Join date : 2009-02-10
Age : 51
Location : Nebraska
Re: I need sbf crank help
rmcomprandy wrote:the Coug wrote:if you use a cleveland crank in one of those blocks you have to cut the front of the crank for the gear to fit, the Cleveland has a shoulder which moves the gear out. or have the windsor stroker crank cut down to cleveland mains....
Rollmaster already offers a timing set which fits that application.
Did not know that Randy Never needed to put a cleveland crank in a windsor block....I always just used a Cleveland block.....
the Coug- Posts : 3055
Join date : 2008-12-02
Re: I need sbf crank help
the Coug wrote:rmcomprandy wrote:the Coug wrote:if you use a cleveland crank in one of those blocks you have to cut the front of the crank for the gear to fit, the Cleveland has a shoulder which moves the gear out. or have the windsor stroker crank cut down to cleveland mains....
Rollmaster already offers a timing set which fits that application.
Did not know that Randy Never needed to put a cleveland crank in a windsor block....I always just used a Cleveland block.....
Before all these companies came out with their version of a Windsor stroker crank, a 400 crank was popular because it used the bigger 3" main bearings like a Windsor; however, it also has the Cleveland front snout.
Re: I need sbf crank help
No luck on the crank deal. I have informed my customer to get rid of the block. According to the crank companies i contacted today, Cleveland cranks require too much machining to be worth the trouble and scat was the cheapest place at $1800 for a custom one. I wouldn't mind the 3.5 stroke but the crank throws will not clear with the 5.4 rods. This was a low horsepower deal with a single kit for grudge nights. I am trying to get him into a dart or Motorsport 9.5 or 9.2 block.
whatbumper- Posts : 3024
Join date : 2009-11-11
Age : 44
Re: I need sbf crank help
Did you happen to check with Jim Woods at fordstrokers.com
Ace
Ace
powerstrokeace- Posts : 1496
Join date : 2009-09-07
Location : colorado
Re: I need sbf crank help
Tell your customer whatever you wish however, whoever you talked with about crankshafts doesn't know what they're talking about. A Cleveland crank drops right into that block.
5.4 rods ???
ALSO:
You can get a low cost 9000 series cast steel 2.750" main Cleveland crank from SCAT in either 3.85" or 4.00" stroke with 2.100" throws.
A 2.750" Cleveland main size 4340 forged Windsor crankshaft is available "out of the box" from Scat in either 3.50", 3.75", 3.85", 4.00", 4.100" or 4.250" strokes also having a 2.100" throw diameter.
5.4 rods ???
ALSO:
You can get a low cost 9000 series cast steel 2.750" main Cleveland crank from SCAT in either 3.85" or 4.00" stroke with 2.100" throws.
A 2.750" Cleveland main size 4340 forged Windsor crankshaft is available "out of the box" from Scat in either 3.50", 3.75", 3.85", 4.00", 4.100" or 4.250" strokes also having a 2.100" throw diameter.
Re: I need sbf crank help
rmcomprandy wrote:Tell your customer whatever you wish however, whoever you talked with about crankshafts doesn't know what they're talking about. A Cleveland crank drops right into that block.
5.4 rods ???
ALSO:
You can get a low cost 9000 series cast steel 2.750" main Cleveland crank from SCAT in either 3.85" or 4.00" stroke with 2.100" throws.
A 2.750" Cleveland main size 4340 forged Windsor crankshaft is available "out of the box" from Scat in either 3.50", 3.75", 3.85", 4.00", 4.100" or 4.250" strokes also having a 2.100" throw diameter.
Please check post number 1. 8.2 deck block.
Scat, probe, CHP, my engine builder, Bennett, Kuntz: that's my list who don't know what they are talking about I guess.
Last edited by whatbumper on December 29th 2011, 1:03 am; edited 3 times in total
whatbumper- Posts : 3024
Join date : 2009-11-11
Age : 44
Re: I need sbf crank help
powerstrokeace wrote:Did you happen to check with Jim Woods at fordstrokers.com
Ace
No, I will try him tomorrow.
whatbumper- Posts : 3024
Join date : 2009-11-11
Age : 44
Re: I need sbf crank help
Call Adney I bet if anyone can do one he can and probably will at a better cost and you will know it will be right, no question about it......
the Coug- Posts : 3055
Join date : 2008-12-02
Re: I need sbf crank help
the Coug wrote:Call Adney I bet if anyone can do one he can and probably will at a better cost and you will know it will be right, no question about it......
I'll call tomorrow. I told the guy to pass on this block but he thought it was to good of a deal. With a 3.5 stroke it would be close to 380 cubic inches out of an 8.2 block. We really wanted a 3.25 or 3.4 stroke. I have never had to upsize the crank journal. We run 302 mains on our 9.2 deck cup blocks.
I guess I messed up on my math thinking a longer rod wouldn't work. Please correct me if my thinking was off.
8.2 deck
3.4 stroke
5.4 rod
~1.1 compression height
8.2 deck
3.5 stroke
5.4 rod
~1.05 compression height
Obviously dependent on a lot more factors such as gasket thickness and actuall rod used. Please, I am not a pro and do not claim to be in this department. I am an assembler who doesn't turn down much work. Lol
Last edited by whatbumper on December 29th 2011, 1:27 am; edited 1 time in total
whatbumper- Posts : 3024
Join date : 2009-11-11
Age : 44
Re: I need sbf crank help
whatbumper wrote:the Coug wrote:Call Adney I bet if anyone can do one he can and probably will at a better cost and you will know it will be right, no question about it......
I'll call tomorrow. I told the guy to pass on this block but he thought it was to good of a deal. With a 3.5 stroke it would be close to 380 cubic inches out of an 8.2 block. We really wanted a 3.25 or 3.4 stroke. I have never had to upsize the crank journal. We run 302 mains on our 9.2 deck cup blocks.
I guess I messed up on my math thinking a longer rod wouldn't work. Please correct me if my thinking was off.
8.2 deck
3.4 stroke
5.4 rod
~1.1 compression height
8.2 deck
3.5 stroke
5.4 rod
~1.05 compression height
now that will bring you to deck height....
the Coug- Posts : 3055
Join date : 2008-12-02
Re: I need sbf crank help
rmcomprandy wrote:the Coug wrote:if you use a cleveland crank in one of those blocks you have to cut the front of the crank for the gear to fit, the Cleveland has a shoulder which moves the gear out. or have the windsor stroker crank cut down to cleveland mains....
Rollmaster already offers a timing set which fits that application.
yes they do , a stock type 302 timing set . as said a stock Clev crank must be cut to W specs
other set is for W snouts in a Cleveland block
DanH- Posts : 1081
Join date : 2009-08-06
Re: I need sbf crank help
whatbumper wrote:rmcomprandy wrote:Tell your customer whatever you wish however, whoever you talked with about crankshafts doesn't know what they're talking about. A Cleveland crank drops right into that block.
5.4 rods ???
ALSO:
You can get a low cost 9000 series cast steel 2.750" main Cleveland crank from SCAT in either 3.85" or 4.00" stroke with 2.100" throws.
A 2.750" Cleveland main size 4340 forged Windsor crankshaft is available "out of the box" from Scat in either 3.50", 3.75", 3.85", 4.00", 4.100" or 4.250" strokes also having a 2.100" throw diameter.
Please check post number 1. 8.2 deck block.
Scat, probe, CHP, my engine builder, Bennett, Kuntz: that's my list who don't know what they are talking about I guess.
a stock 351 C crank cut down to 302 pin size , at the same time destroke the crank. off the shelf rods can be had then . can tell you , crank must be internal balanced or it will take out #1 main & have a bent crank . good deals ! can cost more sometimes
DanH- Posts : 1081
Join date : 2009-08-06
Re: I need sbf crank help
DanH wrote:a stock 351 C crank cut down to 302 pin size , at the same time destroke the crank. off the shelf rods can be had then . can tell you , crank must be internal balanced or it will take out #1 main & have a bent crank . good deals ! can cost more sometimes
that's what I am trying to tell the guy. Nothing is drop in and run in this deal. in an SVO block or dart or the world products block with standard journals this is an easy deal.
whatbumper- Posts : 3024
Join date : 2009-11-11
Age : 44
Re: I need sbf crank help
whatbumper wrote:rmcomprandy wrote:Tell your customer whatever you wish however, whoever you talked with about crankshafts doesn't know what they're talking about. A Cleveland crank drops right into that block.
5.4 rods ???
ALSO:
You can get a low cost 9000 series cast steel 2.750" main Cleveland crank from SCAT in either 3.85" or 4.00" stroke with 2.100" throws.
A 2.750" Cleveland main size 4340 forged Windsor crankshaft is available "out of the box" from Scat in either 3.50", 3.75", 3.85", 4.00", 4.100" or 4.250" strokes also having a 2.100" throw diameter.
Please check post number 1. 8.2 deck block.
Scat, probe, CHP, my engine builder, Bennett, Kuntz: that's my list who don't know what they are talking about I guess.
My mistake ... I was reading this as NINE.2" deck not an 8.2" deck.
I didn't even realize that an 8.2" deck was available with Cleveland main bearing sizes.
Re: I need sbf crank help
rmcomprandy wrote:whatbumper wrote:rmcomprandy wrote:Tell your customer whatever you wish however, whoever you talked with about crankshafts doesn't know what they're talking about. A Cleveland crank drops right into that block.
5.4 rods ???
ALSO:
You can get a low cost 9000 series cast steel 2.750" main Cleveland crank from SCAT in either 3.85" or 4.00" stroke with 2.100" throws.
A 2.750" Cleveland main size 4340 forged Windsor crankshaft is available "out of the box" from Scat in either 3.50", 3.75", 3.85", 4.00", 4.100" or 4.250" strokes also having a 2.100" throw diameter.
Please check post number 1. 8.2 deck block.
Scat, probe, CHP, my engine builder, Bennett, Kuntz: that's my list who don't know what they are talking about I guess.
My mistake ... I was reading this as NINE.2" deck not an 8.2" deck.
I didn't even realize that an 8.2" deck was available with Cleveland main bearing sizes.
I know. Damn the luck!
whatbumper- Posts : 3024
Join date : 2009-11-11
Age : 44
Re: I need sbf crank help
tell him I will take it off his hands and I just happen to have a fresh 351 C crank I can put in it......
the Coug- Posts : 3055
Join date : 2008-12-02
Re: I need sbf crank help
Didn't have time to make any calls today but may have a hit on a scat crank built to this block in world product specs. 3.47 stroke
whatbumper- Posts : 3024
Join date : 2009-11-11
Age : 44
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