crf 150 cylinder head work - CRF150R/RB - ThumperTalk
2009年9月13日 · Brad_Aus. Posted October 27, 2009. Heres my recent efforts in 150f porting. This is my first crf150 head, I also filled the floor.. Average port velocities are around the 380-390fps mark. Whereas they started in the 320 range. Im hoping this engine runs good, should have it running in a day or two.. 3 weeks later...
CRF 150 r hard to start - CRF150R/RB - ThumperTalk
2019年5月13日 · Our starting sequence. 1st turn fuel on, fill bowl, turn off. Two quick twists of throttle, set choke, two slow kicks, re-twist throttle twice hold closed, two hard kicks and usually starts. Turn on fuel and away you go. Hot start in procedure if motor warm. Our 150R floods easily, and Lilly the 12 year old rider does not have much of a 'leg ...
Crf150f vs crf125fb - What Motorcycle Should I Buy? - ThumperTalk
Posted October 4, 2020. If you can find a CRF150F, IMO it's preferable to a CRF125FB. - it has a 2" higher seat height so more 'growing room'. - the 150F has a 5-speed gearbox versus the 4-speed of the 125FB. - the 125FB has a very low-to-mid powerband then falls flat on it's face at higher rpms. - both have the same size wheels/tires but the ...
CRF150F/L, CRF230F/L & CRF250F - ThumperTalk
2023年12月23日 · EXPIRED Rekluse Clutch for TTR125. This is the spot to talk about the Honda CRF150F, CRF230F, CRF250F trail bikes & CRF150/230L dual sports. Find new & used CRF150F & 230F motorcycles & parts for sale, CRF150F & 230F reviews, and browse owner garages & mods. Honda CRF150F & CRF230F Motorcycle Reviews Honda CRF150F & …
Any Adults Using 150r As A Trail Bike? - ThumperTalk
2016年7月9日 · For the rear wheel, I bought a loose rim and laced it with custom spokes from Buchanon Spokes. The front wheel is a full size CR/CRF wheel. I believe the one I ended up with was a CR125 wheel. I made custom spacers for the axle bolt. It has been a great bike. Edited September 2, 2016 by Addicted XTrainer
My crf150rb woods bike build thread - CRF150R/RB - ThumperTalk
2017年12月18日 · The list of what I've done so far: 9 ounce fly wheel weight. RSW top clamp and 3" risers. Cut off the foot pegs and welded back on 1 1/2" lower and 5/8" back. Installing 18/21" wheels. I used a 1991 XR250 front wheel, same 15mm axle size. Lengthened the swingarm 3" by cutting the tubes off a donor and welding them on.
Crf 150f 2004 top end rebuild - ThumperTalk
Posted August 13. My Ride. 5 hours ago, adnohguy said: A CRF 230f engine bolts right in and fits perfectly, all you need is 230 f upper motor mount plates (2) E Bay usually has used engines at all times. What year crf230f top end are you talking about or are you talking about the whole 230f motor if so also what year.
Adult 150f riders - absolute essential mods - ThumperTalk
2013年9月16日 · 2008 Modded CRF150F (#2) Engine mods: cam, (1/2lb lighter) crank, high compression piston, pipes (PC T4, Big Gun), 28mm mikuni with custom intake manifold and a K&N pod filter, lighter flywheel. Review: The engine hauls… pulls out of corners like the big bore (175) but keeps revving and pulling through mid and top end.
CRF150R carburetor on 250cc - CRF150R/RB - ThumperTalk
2013年1月10日 · Markin. Hello, I have chinese dirt bike (Shineray XY250GY-2), it is 250cc, 4 stroke, 4 valves. its engine is a copy of Honda *s NX250 engine. I have bought a brand new carburetor from CRF150R (keihin FCR 32mm) and going to install it into my bike. If someone has an idea about right jetting of this carb to work good on 250cc - please give me an ...
best exhaust CRF150f - CRF150F/L, CRF230F/L & CRF250F
2009年12月4日 · Not loud, but throaty. I really like that one. If you are looking for power, however, pipes are way fun to get, but the power boast would be to get more cc's first. I've been extremely busy with "life" for almost a year. With that said the 150F hasn't been ridden much. Fix times in the last year, I'm sure.