http://sports.groups.yahoo.com/group/gardentractorpulling/ Garden Tractor Pulling Sat, 21 Nov 2009 14:35:45 GMT Dennis http://sports.groups.yahoo.com/group/gardentractorpulling/message/21400 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21400 If your running a steel flywheel from a vendor you can use a plastic fin set from a opposed twin briggs or single briggs. bolts directly to a steel flywheel in Sat, 21 Nov 2009 04:10:46 GMT Don http://sports.groups.yahoo.com/group/gardentractorpulling/message/21399 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21399 I've never seen steel flywheel with cooling fins, but I think there should be some way to attatch a plastic fan to the steel flywheel. [Non-text portions of Sat, 21 Nov 2009 03:19:51 GMT camarofan813@... http://sports.groups.yahoo.com/group/gardentractorpulling/message/21398 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21398 i dont have that much time between classes to cool it i usually leave it running from one to the next i know i would probably be fine without them but Sat, 21 Nov 2009 03:17:49 GMT camarofan813@... http://sports.groups.yahoo.com/group/gardentractorpulling/message/21397 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21397 ive also heard not to turn the plastic governor gear over 3600 rpms but again have had no problem In a message dated 11/20/2009 7:46:04 A.M. Eastern Standard Sat, 21 Nov 2009 03:15:42 GMT camarofan813@... http://sports.groups.yahoo.com/group/gardentractorpulling/message/21396 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21396 yeah that's what i figured because i still have cooling fins left and it only cost me $25 i dont turn crazy rpms just wondering what the possibilities were Sat, 21 Nov 2009 01:28:10 GMT Dennis http://sports.groups.yahoo.com/group/gardentractorpulling/message/21395 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21395 I picked up an AGND. I had spoke with a gemtleman from the east coast that has one on a cub. I lost your info. If you see this could you get ahold of me. Fri, 20 Nov 2009 19:47:01 GMT metakiller2000@... http://sports.groups.yahoo.com/group/gardentractorpulling/message/21394 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21394 That's why you girdle your block or atleast run a head strap and it depends what you spend on a motor mine won't cost near that Sent on the Sprint® Now Fri, 20 Nov 2009 14:56:29 GMT dtwitc4605 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21393 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21393 I have run a sleeved S/A with no problems. Fri, 20 Nov 2009 14:38:13 GMT Paul Sienna http://sports.groups.yahoo.com/group/gardentractorpulling/message/21392 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21392 why are you guys making the problems of a flat head worse; the flow in these engines is bad enough. the valves don't flow now don't make the bore bigger put a Fri, 20 Nov 2009 14:24:02 GMT Paul Sienna http://sports.groups.yahoo.com/group/gardentractorpulling/message/21391 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21391  Hi; I put three wheels ( stock) on my k321's (1) two on my k 361 all of them split on the key way. if your making any H.P. the wheel will split. k321 is 26 Fri, 20 Nov 2009 14:14:37 GMT Paul Sienna http://sports.groups.yahoo.com/group/gardentractorpulling/message/21390 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21390 boy are you asking for trouble, 12 bored to 14 is a time bomb, we lost 3 engines this year in our club to 12 to 14 boring blow the tops right off and hoods, $ Fri, 20 Nov 2009 13:32:22 GMT Carl http://sports.groups.yahoo.com/group/gardentractorpulling/message/21389 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21389 Why are you so hell bent on having a flywheel with fins ? If you are worried about excessive heat in your engine call Ron Hopf in Huntingburg IN. , he makes Fri, 20 Nov 2009 12:45:39 GMT William Gurganus http://sports.groups.yahoo.com/group/gardentractorpulling/message/21388 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21388 You probably already know this but the flywheel was designed to run at 3600rpm, anything over that is risky.  It could come apart and seriously hurt you or Fri, 20 Nov 2009 12:41:41 GMT metakiller2000@... http://sports.groups.yahoo.com/group/gardentractorpulling/message/21387 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21387 I was thinking about doinh this and getting my rotating assembly balanced Sent on the Sprint® Now Network from my BlackBerry® ... From: Bud Fri, 20 Nov 2009 10:00:27 GMT Bud http://sports.groups.yahoo.com/group/gardentractorpulling/message/21386 http://sports.groups.yahoo.com/group/gardentractorpulling/message/21386 I have bored a 12 to a 14hp. Now this is a 125 thousand over bore. I had no problems. You need to run a 14 hp crank as they are balanced different than the