LT250R - Engine

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ENGINE BUILDER OTHER THAN TRINITY ENGINE BUILDER OTHER THAN TRINITY Bhorn23 · February 28, 2017, 03:35:52 pm A few years ago i was going to have my 87 250r motor built by trinity. They had a 310 kit available for $1900 and some change, t... 5 Replies · 3557 Views Started by Bhorn23	5 Replies 3557 Views	July 17, 2018, 12:22:49 am by All American
Duncan racing VS Dynoport porting Duncan racing VS Dynoport porting 98 LT250R Hybrid · July 02, 2018, 02:42:59 pm Looking for feedback on dynojet and duncan racing porting. I mainly ride motocross, and will be running a dynopoet pipe. But i... 2 Replies · 1208 Views Started by 98 LT250R Hybrid	2 Replies 1208 Views	July 17, 2018, 12:20:37 am by All American
Clutch cable steel bracket Clutch cable steel bracket Dezecho · May 17, 2018, 10:59:38 pm Anyone have on of these laying around they aren’t using or have to tools and know how to make one. I am in dire need and cannot... 2 Replies · 1125 Views Started by Dezecho	2 Replies 1125 Views	May 18, 2018, 02:24:31 pm by Andys92
Bogging while riding Bogging while riding Clayton250r · May 17, 2018, 03:39:23 pm Starts just fine but bogs and never comes out of it. Has some kind of keihin pj carb on it. Idle jet is 60 and main is 150 i bel... 1 Replies · 948 Views Started by Clayton250r	1 Replies 948 Views	May 17, 2018, 03:39:59 pm by Clayton250r
O-rings on COOL HEAD (by Pro Design) O-rings on COOL HEAD (by Pro Design) Froggie250FR · May 15, 2018, 10:42:16 am Hello everybody!I close my top end of my new machine never used yet... A project abandoned by another guy around here... I have ... 1 Replies · 871 Views Started by Froggie250FR	1 Replies 871 Views	May 17, 2018, 06:13:30 am by Greazee
Trying to find somewhat local lt250r shop if possible Trying to find somewhat local lt250r shop if possible AZ86lt250r · April 27, 2018, 11:02:30 pm Have a 88 and 91 lt. Looking for a localish Porter builder if possible. Near lake havasu. Looking for suggestions. I live in des... 2 Replies · 901 Views Started by AZ86lt250r	2 Replies 901 Views	April 29, 2018, 06:55:18 pm by El Diablo
Clutch mount bracket Clutch mount bracket Bwolf · March 04, 2018, 07:09:13 pm Where do I find this nifty bracket or do I need to find a new clutch cover. Please help. Please email me directly 2 Replies · 1084 Views Started by Bwolf	2 Replies 1084 Views	March 19, 2018, 06:16:13 pm by Rainman56
Carb questions Carb questions Chriscb43 · January 28, 2018, 03:32:36 pm Hey fellas. I'm new here, first time on any forum for that matter so I apologize in advance if these questions have been beaten ... 0 Replies · 908 Views Started by Chriscb43	0 Replies 908 Views	January 28, 2018, 03:32:36 pm by Chriscb43
92 LT250r Front drive Sprocket Guard Needed 92 LT250r Front drive Sprocket Guard Needed DemonQuad666 · December 03, 2017, 06:19:35 pm Need ASAP... Can pay cash, Paypal, Inappropriate sexual behavior, or Taco Flavored kisses.. 3 Replies · 949 Views Started by DemonQuad666	3 Replies 949 Views	January 22, 2018, 09:17:58 pm by SAVANNAH
PT Fat Boy 2 silencer PT Fat Boy 2 silencer timgriffith82 · July 10, 2017, 07:36:53 pm Hey guys, new here to the quadracer world. Just picked up a bone stock 91 with original tires and engine has never been apart. I... 7 Replies · 1852 Views Started by timgriffith82	7 Replies 1852 Views	October 18, 2017, 05:57:54 pm by timgriffith82
LT250R Clutch basket removal???? LT250R Clutch basket removal???? southside · October 12, 2017, 12:41:04 pm I was trying to remove the nut off my clutch basket to see if I could get down to my shifter issues, the problem was that the sh... 1 Replies · 1008 Views Started by southside	1 Replies 1008 Views	October 15, 2017, 05:41:35 am by Motoman991
Gearing/Petecock Gearing/Petecock KIKBAK1 · August 09, 2017, 09:22:21 pm Is it me, or is 1st gear really short? On my KX I can hold 1st gear longer & it still keeps torque. On the quad, 1st is short an... 3 Replies · 1106 Views Started by KIKBAK1	3 Replies 1106 Views	August 10, 2017, 06:14:16 pm by KIKBAK1
How much to mill off head to still run 93 Oct? How much to mill off head to still run 93 Oct? Jeremy250 · June 10, 2017, 09:29:50 pm Hello to everyone, I just got a 90LT250R and want to know how much can be Milled off a head to still run 93 Octane fuel with a p... 7 Replies · 1530 Views Started by Jeremy250	7 Replies 1530 Views	July 03, 2017, 05:47:33 am by Nekrofilliak
1991 engine case bearing replacement 1991 engine case bearing replacement Craigwesley · June 11, 2017, 11:42:02 pm I was hoping to get every piece of rubber and all bearing out of my cases. However, there seems to be a couple rubber bearing ho... 2 Replies · 902 Views Started by Craigwesley	2 Replies 902 Views	June 13, 2017, 11:23:22 pm by Craigwesley
Small amount of play in crankshaft Small amount of play in crankshaft Wildcatfan · May 07, 2017, 08:56:57 pm Bought a 86 has new topend already installed. He said it was sucking cc oil into the cylinder. I pulled the stator off and can j... 7 Replies · 1301 Views Started by Wildcatfan	7 Replies 1301 Views	May 11, 2017, 11:21:39 am by Wildcatfan
How much side to side play is ok in connecting rod on crank side? ( Big End ) How much side to side play is ok in connecting rod on crank side? ( Big End ) TommyVegas · April 17, 2017, 02:35:26 am I'm about to do a top end on what I'm pretty sure is a 87 lt250r motor. I've got the thing out of the frame and the cylinder off... 1 Replies · 874 Views Started by TommyVegas	1 Replies 874 Views	April 18, 2017, 11:01:12 am by Nekrofilliak
Hole in the case Hole in the case Steve Jagger · June 22, 2016, 10:06:04 am Hello again quadracers. So I decided to clean the bike up a bit, and looked at the repair job on the case that someone did, and ... 10 Replies · 2491 Views Started by Steve Jagger	10 Replies 2491 Views	April 17, 2017, 02:47:26 am by TommyVegas
New 250r owner with a carb question New 250r owner with a carb question Iroczx3 · September 06, 2016, 09:16:08 pm I just recently bought a 1992 lt250r and was hopping to get pointed in the right direction. From what i have researched it has ... 15 Replies · 2449 Views Started by Iroczx3	15 Replies 2449 Views	April 13, 2017, 09:13:51 am by Q2W
Can't find a 6FP63-3 jet needle anywhere? Can't find a 6FP63-3 jet needle anywhere? twostrokewhip · March 25, 2017, 03:15:33 pm I can't find a 6FP63-3 jet needle for my 89 anywhere. They all say out of stock or discontinued. I've ordered from places that s... 2 Replies · 619 Views Started by twostrokewhip	2 Replies 619 Views	March 28, 2017, 10:53:02 am by twostrokewhip
Cool Head Dome Size? Cool Head Dome Size? Christph7 · March 26, 2017, 02:24:29 pm I'm thinking about getting a Pro Design cool head, mostly to bump up the compression. I'm wondering if anyone knows the smalles... 0 Replies · 757 Views Started by Christph7	0 Replies 757 Views	March 26, 2017, 02:24:29 pm by Christph7
where to get billet piston thrust washers? where to get billet piston thrust washers? Aint No Nancy · March 07, 2017, 05:31:35 pm Hi everyone, I was wondering where to get these billet piston thrust washers at?The vender guy appears to be out of stock and i ... 5 Replies · 890 Views Started by Aint No Nancy	5 Replies 890 Views	March 21, 2017, 08:50:31 pm by Mitch Keller
87 250 goes into first but no second or above 87 250 goes into first but no second or above Quadster · February 26, 2017, 06:15:05 pm Hey all. Been a couple years (firearms got my attention). 87 won't shift into second. Prawls beyhind clutch are lined up. ... 5 Replies · 638 Views Started by Quadster	5 Replies 638 Views	March 18, 2017, 01:02:19 pm by Quadster
Water Pump - Oil Seal Direction Water Pump - Oil Seal Direction kufflerr · March 14, 2017, 05:38:06 am Hi, was rebuilding my water pump (New oil seal, mechanical seal and bearing). Went to reassemble after a couple of weeks and for... 0 Replies · 635 Views Started by kufflerr	0 Replies 635 Views	March 14, 2017, 05:38:06 am by kufflerr
Wossner piston Wossner piston 007monkey · March 10, 2017, 11:52:03 am Has anyone had much experience with Wossner pistons? I'm doing the top end on my 1992 LT250R and didn't find much opinion on the... 2 Replies · 717 Views Started by 007monkey	2 Replies 717 Views	March 12, 2017, 05:43:29 pm by 007monkey
Loose clutch basket rivets Loose clutch basket rivets SuperNutt · July 09, 2016, 08:05:30 pm How loose can stock clutch basket rivets be before I should worry about them? This is just on a stocker just to see how well I ... 2 Replies · 1203 Views Started by SuperNutt	2 Replies 1203 Views	February 21, 2017, 07:23:22 pm by 98 LT250R Hybrid
85 lt250r performance upgrades 85 lt250r performance upgrades whitetrash2stroke · October 18, 2016, 07:17:48 pm I have an 85 lt250r that has an fmf pipe and air cleaner on it. I am looking for reasonably priced performance. I understand tha... 2 Replies · 1502 Views Started by whitetrash2stroke	2 Replies 1502 Views	October 24, 2016, 06:02:30 am by persom55
please help!! carb issue please help!! carb issue whitetrash2stroke · October 18, 2016, 08:59:28 am Rebuilt the stock carb on my 85 lt250r and now it runs good idles great just right when u hit the throttle it bogs a little afte... 2 Replies · 1137 Views Started by whitetrash2stroke	2 Replies 1137 Views	October 18, 2016, 12:33:21 pm by whitetrash2stroke
Kickstarter kicking back Kickstarter kicking back Mtsnieg · October 12, 2016, 07:46:14 am Last week I developed a no spark issue after a weekend of riding. Turned out to be the pick-up coil went kaput. I had a spare on... 5 Replies · 1566 Views Started by Mtsnieg	5 Replies 1566 Views	October 14, 2016, 01:09:19 pm by Q2W
Coolant gone? Coolant gone? twostrokewhip · October 09, 2016, 05:03:13 pm After a weekend of hard riding my coolant was really low. I pulled the head off and could find no sign of head gasket leak. So I... 4 Replies · 1432 Views Started by twostrokewhip	4 Replies 1432 Views	October 13, 2016, 12:18:10 pm by twostrokewhip
Input on bypassing automatic oil system Input on bypassing automatic oil system whitetrash2stroke · October 12, 2016, 04:04:45 pm I have an 85 250r and I've heard talk of bypassing the auto oil feeder and just mixing my own oil. Good Idea? Anything I should ... 1 Replies · 1100 Views Started by whitetrash2stroke	1 Replies 1100 Views	October 13, 2016, 06:25:42 am by Q2W
38mm PWK needle recommendation. 38mm PWK needle recommendation. Rainman56 · September 13, 2016, 04:36:30 pm Gonna try a 38mm PWK airstryker carb on my 87 250 with V2's and Aaen pipe...Have found some starting jetting specs but no ideas ... 6 Replies · 1991 Views Started by Rainman56	6 Replies 1991 Views	September 28, 2016, 04:49:10 pm by Rainman56
Piston Died Piston Died Dutch_Rutter · August 08, 2016, 09:50:24 am Took the LT to dune fest for its first hopeful ride to come back still running. about 30 minutes in lost all compression. Pulled... 17 Replies · 3890 Views Started by Dutch_Rutter	17 Replies 3890 Views	September 08, 2016, 11:07:26 am by Dutch_Rutter
LT250r Powervalve LT250r Powervalve HerbieJ · August 22, 2016, 10:29:53 am Hey guys,I bought an all original Suzuki LT250r last year and have always wondered why it felt kind of gutless at low speed and ... 2 Replies · 1746 Views Started by HerbieJ	2 Replies 1746 Views	August 22, 2016, 12:59:14 pm by HerbieJ
87 Engine Rebuild Advice 87 Engine Rebuild Advice Knock10090 · June 25, 2016, 07:45:30 pm Glad to see the forum is still kicking. Been a little while since I've been on here. Ran into a problem a few days ago. The numb... 2 Replies · 1476 Views Started by Knock10090	2 Replies 1476 Views	August 21, 2016, 07:36:15 pm by GrkGuy
Carb Tuning Carb Tuning Knock10090 · August 12, 2016, 06:54:52 am Ok.. almost have it completed.. .need to know if Im going in the right direction or am I setting myself up for failure.I just r... 9 Replies · 5876 Views Started by Knock10090	9 Replies 5876 Views	August 15, 2016, 08:34:10 am by MotorGeek - Jerry Hall