LT250R - Engine

Pages: 1 ... 6 7 [8] 9 10 ... 13 Go Down

Subject / Started by	Replies / Views	Last post
idle raising when I pull the choke idle raising when I pull the choke LT250RWV · January 11, 2014, 01:38:54 pm Here lately everytime I choke the bike when its cold the idle been going really high let off the choke and idles just fine. Swit... 7 Replies · 633 Views Started by LT250RWV	7 Replies 633 Views	January 12, 2014, 02:59:31 pm by BadMoonRacing500
blew the crank blew the crank Jsmitty42 · January 11, 2014, 03:35:24 pm Well I rode less than a mile down the road to my buddys house. I pulled in, shut off my quad and we sat around for about 20 minu... 7 Replies · 651 Views Started by Jsmitty42	7 Replies 651 Views	January 12, 2014, 09:41:27 am by Stpltn250r
powervalve powervalve Jsmitty42 · January 06, 2014, 08:13:36 pm how do i adjust the powervalve on my 91 lt250r were is the dial located witch way do i turn it and how far can someone post pics... 13 Replies · 1473 Views Started by Jsmitty42	13 Replies 1473 Views	January 08, 2014, 06:02:22 pm by LT250RWV
91 lt250r service manuel 91 lt250r service manuel Jsmitty42 · January 07, 2014, 11:49:18 am does anyone know where i can download a service manual for a 91 lt250r without having to pay ? 2 Replies · 447 Views Started by Jsmitty42	2 Replies 447 Views	January 07, 2014, 02:20:52 pm by Jsmitty42
Cool head and dome for a 1991 Lt250r....Are they worth the money? Cool head and dome for a 1991 Lt250r....Are they worth the money? Rem28ga · December 13, 2013, 04:57:23 pm I have the opportunity to pick up a cool head and dome for my lt250r build for a decent price. Are they worth the money? I unde... 3 Replies · 2407 Views Started by Rem28ga	3 Replies 2407 Views	January 07, 2014, 04:15:37 am by Iceracer
91 lt250r rattle noise 91 lt250r rattle noise Jsmitty42 · December 31, 2013, 12:39:28 am ok when i start my lt250r at idle it rattle and ive heard its normal and all but it drives me **** nuts what can i do to fix ... 22 Replies · 1277 Views Started by Jsmitty42	22 Replies 1277 Views	January 05, 2014, 05:18:14 pm by Rider414
Lt250 engine polishing Lt250 engine polishing Lt250quad-brid · January 02, 2014, 09:49:16 pm I'm wanting to polish my 250 engine any suggestions on how I should do it? 11 Replies · 834 Views Started by Lt250quad-brid	11 Replies 834 Views	January 05, 2014, 11:51:34 am by 13.robb
Mystery monogram on my 1987 lt 250r cylinder Mystery monogram on my 1987 lt 250r cylinder Rem28ga · January 04, 2014, 12:38:16 pm Trying to figure out who ported the cylinder on my 1987 lt 250r motor I just picked up. It has SDF engraved on the side. Do any... 2 Replies · 448 Views Started by Rem28ga	2 Replies 448 Views	January 04, 2014, 08:08:11 pm by GrkGuy
Oil coming out of the silencer. Oil coming out of the silencer. Protoolsuser81 · December 31, 2013, 07:28:07 pm It's gas and oil mix coming out of the tailpipe. Does this mean the main jet is to big? 36 Replies · 2496 Views Started by Protoolsuser81 « 1 2 »	36 Replies 2496 Views	January 03, 2014, 03:30:10 pm by MotorGeek - Jerry Hall
Paul turner pipe Paul turner pipe NOVIS · December 22, 2013, 11:00:02 am Just bought a Paul turner pipe and silencer off eBay for 250 plus shipping. Little surface rust but looks solid. I got a bent up... 14 Replies · 1140 Views Started by NOVIS	14 Replies 1140 Views	January 02, 2014, 07:44:53 pm by GrkGuy
What pwc piston for 270? What pwc piston for 270? 92rslt1 · December 17, 2013, 10:37:40 am It's getting to be about my last bore, does anyone remember what pwc piston was used in the 270 kit?Also, what's a starting poin... 3 Replies · 624 Views Started by 92rslt1	3 Replies 624 Views	January 01, 2014, 12:56:11 pm by Mgty3Whlr
86 lt250r w/89 crank and rod 86 lt250r w/89 crank and rod 86quadracer · December 24, 2013, 11:40:46 pm I have a lightened 89 crank and rod sitting around can I put it in a 86 case ? 40 Replies · 4034 Views Started by 86quadracer « 1 2 »	40 Replies 4034 Views	January 01, 2014, 12:48:40 pm by Mgty3Whlr
90 motor rebuild. 90 motor rebuild. Dutch_Rutter · December 24, 2013, 01:04:42 pm Finally got the motor that I'm swapping into my 85 frame. Unfortunitally I'm working till late tonight, so it looks like I'll be... 33 Replies · 1768 Views Started by Dutch_Rutter « 1 2 »	33 Replies 1768 Views	December 30, 2013, 02:47:56 pm by Dutch_Rutter
billet thrust washer question.. billet thrust washer question.. Quest96 · December 28, 2013, 05:37:30 pm This is my first post on but I've had 3 quadracers. Does anyone know if the billet thrustwashers and bearing work with an 87 top... 2 Replies · 439 Views Started by Quest96	2 Replies 439 Views	December 29, 2013, 02:03:28 pm by Quest96
Stroker? Stroker? Zukman88 · December 09, 2013, 09:47:00 pm As I think about how ima rebuild my first lt250r, I wonder has anyone ever tried a custom Stroker crank? Is it too much of a has... 20 Replies · 2067 Views Started by Zukman88	20 Replies 2067 Views	December 28, 2013, 01:03:59 pm by Mgty3Whlr
Carb Rebuild Kit? Carb Rebuild Kit? Doug123 · December 22, 2013, 01:30:00 pm Hi Guys,I need a carb rebuild kit for my 'racer as the previous owner let it sit too long with fuel in the carb and it's gone ba... 6 Replies · 625 Views Started by Doug123	6 Replies 625 Views	December 23, 2013, 01:52:15 pm by Chuckie25
Rcomended reed cage Rcomended reed cage Everts5299 · December 22, 2013, 11:40:01 am I'm new at this and I am going ground up on this build. I need help or advise/ knowledge on what reed cage to use. Is the stock ... 4 Replies · 581 Views Started by Everts5299	4 Replies 581 Views	December 22, 2013, 01:55:24 pm by BadMoonRacing500
Put together a SIMPLE air leak down tester for under $30 Put together a SIMPLE air leak down tester for under $30 Dimsi · November 26, 2013, 07:29:55 pm Put this together to test the rebuild and thought I'd share. Haven't gotten to the point to actually use it but it should be per... 28 Replies · 1310 Views Started by Dimsi « 1 2 »	28 Replies 1310 Views	December 21, 2013, 12:25:54 am by LT250RWV
91 lt250r powerband 91 lt250r powerband Jsmitty42 · December 15, 2013, 02:17:18 pm ok so i got this quad not to long ago put a new piston and rings in it broke it in properly and when i went for a hard ride i no... 20 Replies · 2715 Views Started by Jsmitty42	20 Replies 2715 Views	December 19, 2013, 08:06:43 pm by LT500Kid
Jetting a 250r with a 330 kit Jetting a 250r with a 330 kit 90zuk · December 15, 2013, 11:43:20 pm Hello everyone i'm new to the forum. I traded a handgun for a 90 lt250r project. The engine is suppost to be all rebuilt with a ... 14 Replies · 1320 Views Started by 90zuk	14 Replies 1320 Views	December 19, 2013, 09:26:11 am by Iceracer
250 engine is completely shot 250 engine is completely shot Reb_250r · December 18, 2013, 09:50:20 am So, I just bought an 87 lt250r few weeks back. Guy told me all it need we're reeds. No big deal bought reeds and installed and w... 21 Replies · 1402 Views Started by Reb_250r	21 Replies 1402 Views	December 19, 2013, 09:10:37 am by Iceracer
Jetting recommendations Jetting recommendations Dimsi · November 07, 2013, 10:12:51 pm So I am in the process of rebuilding the bottom end (first time) after a piston meltdown. I am back to 65mm stock bore from 67mm... 39 Replies · 3028 Views Started by Dimsi « 1 2 »	39 Replies 3028 Views	December 17, 2013, 03:25:51 pm by Dimsi
Does anyone make a stroker? Does anyone make a stroker? Bhorn23 · December 12, 2013, 06:33:04 pm Does anyone know of anyone who makes a stroker? 2 Replies · 457 Views Started by Bhorn23	2 Replies 457 Views	December 13, 2013, 04:57:24 am by Dangerouspower
87 250 with possible 88 interals? 87 250 with possible 88 interals? Reb_250r · December 02, 2013, 06:16:11 pm Ok, I just bought an 87 model lt250r in pretty decent shape. Only thing wrong with it is the reeds which I have just ordered. I ... 29 Replies · 1349 Views Started by Reb_250r « 1 2 »	29 Replies 1349 Views	December 03, 2013, 08:16:23 pm by Dezsled
Piston collapse? Piston collapse? Chuckie25 · November 27, 2013, 10:33:52 pm Ok. So I've got about a year and a half on my motor. I had the intake and all off it earlier this month and was checking out the... 6 Replies · 661 Views Started by Chuckie25	6 Replies 661 Views	November 28, 2013, 04:11:44 pm by Chuckie25
91 lt250r setup 91 lt250r setup Jsmitty42 · November 26, 2013, 11:25:33 am ok so i was just wundering how i can set up my 91 lt250r that is bored .080 over and it has full fmf exhaust to be quick out of ... 5 Replies · 470 Views Started by Jsmitty42	5 Replies 470 Views	November 26, 2013, 06:06:12 pm by Jsmitty42
Pj38 carb on lt250r Pj38 carb on lt250r Rem28ga · November 25, 2013, 11:24:34 pm I have fresh pj 38 carb. Was wondering if it would be any good on my 91 250 I'm restoring. I will be using it on a stockish moto... 1 Replies · 443 Views Started by Rem28ga	1 Replies 443 Views	November 25, 2013, 11:38:57 pm by Chuckie25
porting porting Chrisr · November 10, 2013, 08:42:37 pm Someone ported the snot outta this one.... 21 Replies · 2161 Views Started by Chrisr	21 Replies 2161 Views	November 21, 2013, 10:29:18 pm by Chuckie25
86 lt250r break in 86 lt250r break in Emann1023 · November 15, 2013, 12:01:29 pm what's the best way to break in a fresh bore and top end. 8 Replies · 833 Views Started by Emann1023	8 Replies 833 Views	November 21, 2013, 11:40:27 am by Dezsled
1991 lt250r top end 1991 lt250r top end Rem28ga · November 15, 2013, 11:23:21 am I went and pulled the head off my 91. The PO said it was a pretty new top end on the motor. Well in my novice opinion, it look... 6 Replies · 741 Views Started by Rem28ga	6 Replies 741 Views	November 20, 2013, 08:20:13 pm by Dimsi
V2 Reed Cage and reeds V2 Reed Cage and reeds Rem28ga · November 14, 2013, 05:42:49 pm So Iceracer confirmed for me that these are V2 reeds. On closer inspection, I am not seeing how this will mount to my stock man... 15 Replies · 1029 Views Started by Rem28ga	15 Replies 1029 Views	November 17, 2013, 07:37:02 pm by Christph7
91 250r jetting need help 91 250r jetting need help 250rider34 · November 11, 2013, 09:20:08 pm Ok so maybe you guys can help me out I checked old posts and couldn't find much that would help me in my situation. 91 250r runn... 5 Replies · 600 Views Started by 250rider34	5 Replies 600 Views	November 14, 2013, 05:33:46 pm by 250rider34
86 lt250r 86 lt250r Emann1023 · November 14, 2013, 06:39:53 am Are the 86 lt250r a good reliable quad or ids the motor just junk? the reason I ask is because I just rebuilt my wife's with fr... 4 Replies · 574 Views Started by Emann1023	4 Replies 574 Views	November 14, 2013, 05:21:36 pm by GrkGuy
Any benefits of having a carb larger then the reed inlet? Any benefits of having a carb larger then the reed inlet? Dimsi · November 12, 2013, 10:11:23 am Considering that the inlet diameter for the boyesen reed cage is 35mm, would you see any benefit from having a carburetor that i... 12 Replies · 907 Views Started by Dimsi	12 Replies 907 Views	November 13, 2013, 08:02:46 am by MotorGeek - Jerry Hall
Alum Thrust Washer and RM Bearing Wrist Pin Bearing Movement Alum Thrust Washer and RM Bearing Wrist Pin Bearing Movement Emann1023 · November 12, 2013, 07:55:52 am I just got DCS thrust washer and bearing kit from the store and when I put it together there is about.030 of an inch movement of... 3 Replies · 472 Views Started by Emann1023	3 Replies 472 Views	November 12, 2013, 05:09:14 pm by Zilla273