Jay Clark EnterprisesMotocross to the Extreme |
Core Companies
REM MX Glen Helen
REM and Glen Helen do a great job– And Myra is so Awesome! Cylinder Works KXF269cc for the REM Holeshot!
It’s the most wonderful time of year!
It’s the most wonderful time of year! Yes, especially with a new RMZ250 and a MX11 on some freshly rain-watered California dirt it is truly amazing.
2012 YZF250 Project bike follow up.
JCE racer Cody Brownfield and Jay Clark have now logged over 40 hours on the Dirt Bike Magazine project Yamaha YZ269cc. Cody is racing REM and Triple Crown events in So Cal. The 2012 model has proven to be very reliable and perform well with all of the mods. The
A Great Sight!
Six new 2013 250’s ready for a Dirt Rider Shootout. And a new Honda 450 for a cover shoot all with new Dunlop MX 51’s ready to go.
Loctite
There are some good companies getting into Motocross that have been in the industrial and automotive industries. Well, LOCTITE is a brand I have used all of my life is now a big part of the MX & SX circuit. They have some great products that you can trust and are readily available. Glad to
Rebuilding Two-Stroke Top End
Check out this MXA story on rebuilding your Two-Stroke top end. Vertex Pistons, Cometic and Millennium Tech made it all happen.
Metaltek Racing Engine Stand
Here is one of the coolest new products in quite sometime. For those that work on their own engines a lot this is a must and worthy of any top notch shop. http://www.metaltekracing.com/ Here are two videos that show all about this great engine stand. Click for more info. http://www.metaltekracing.com/ Videos that show all about
Jay visits C&L Companies
I was able to go back and visit the main company I work with C&L (Hot Rods, Pivot Works, Hot Cams, Cylinder Works, Vertex and now Ossa) – Boy that is a mouthful to say. I had a great time and it is amazing how much is always going on there. There will always be
Alpinestar Tech 8’s My favorite boots just got a lot better.
AlpineStar Tech 8s My favorite boots just got a lot better. The Alpinestar Tech 8’s are now over one pound lighter(less weight hanging out there and potentially less stress on knee). They have much easier to use buckles, better soles and extra hard plastic on the right boot where you hit the foot-peg when
FastCore Mods head, port and valve job
Brady at FastCore Mods recently ported my CRF250R head and did a valve job. Amazing work and the power is great! Check them out for any head work you might need. 810-441-3172 www.fastcoremods.com
Honda CR125 – Craigslist Killer Project
Check out this Jay Clark Built CR125 Project Bike: Motorcycle USA Story: http://www.motorcycle-usa.com/374/10557/Motorcycle-Article/2003-Honda-CR125—Craigslist-Killer-Project.aspx Motorcycle USA Video: http://www.motorcycle-usa.com/1190/Motorcycle-Video/2003-Honda-CR125-Craigslist-Project.aspx
ATV 4 Wheel Action magazine
Check out this cool little race quad we helped with for a young lady from Riverside. Look for the full test in the next ATV 4 Wheel Action magazine.
KTM Hot Rods
Hot Rods the Original cranks and Rods now gives you KTM Complete Crankshafts. KTM owners pleaded and yelled loud enough that we listened and have a full line of complete crankshafts for KTM’s. The models now in stoke are for the two strokes (125SX, 200XC, 250SX 250, 300MXC) and four stroke (250SX-F 2005-2010). The complete
Pivot Works Shock Rebuild Kits
For those suspension experts and just all around good mechanics Pivot Works now has complete shock rebuild kits for the older CR/CRF’s (with Showa shocks). One complete kit fits an incredible amount of Honda’s; CR 250R (2002-2007), CRF 250R (2004-2009), CRF 450R (2003-2008) and the CRF 450X (2005-2009). Retail price is only $89.95 so a
Hot Cams
Hot Cams has long been the standard for drop-in power. Now there are more options than ever before. Hot Cams gives you more options and more power than any other cams on the market. Stage 1 and Stage 2 for simple drop-in power and then Seven different “builder series” cams that are targeted for the
Uni Filter
I have been using Uni filters for over 20 years now (yes I am old) and they never let me down. Also they have any crazy size filter you could need. Here is a pod that we used on a little race quad. You name it they got it. Uni Filter www.unifilter.com 714-535-6933
Race Tech
There is no suspension company that is as diverse as Race Tech who works on ATV’s, Street bikes, vintage and of course dirt bikes. When it comes to something odd-ball they will fix it up. Here is a TTR Shock that needed help with a shaft they got fixed up. Race Tech www. racetech.com 951
MotoSeat
What did I do before MotoSeat? Struggle is the answer. Travis is amazing and custom seat covers and has years of experience. They look and work amazing. MotoSeat www.motoseat.com 951-258-5229
Check out the cover of the May issue of Dirt Bike magazine for my latest project
Click on the cover for full story Jay Clark Built CRF250X Cover Check out the video about the Project
Today I got to do a quick 49 minute moto on my favorite practice track in the entire world, Cahuilla Creek Motocross! Track has been great with the new owners and Ron has been doing a great job on the track prep. After a rain he has it fixed back up about as fast as
Thumper Racing Hot Cams CRF300R Project. Here is a link to one of my latest project bikes
http://www2008.motorcycle-usa.com/374/9142/Motorcycle-Article/Thumper-Racing-Hot-Cams-CRF300R-Project.aspx
Dirt Bike Magazine three CRF250’s
The new CRF250R’s are fuel injected and a complete new engine. Travis at Thumper got one to 280cc with a big bore and a stroker version out to 300. We did the 264cc version here. Tested one day at racetown and one at Piru and had about eight different test riders all love each of
2010 CRF450R for PU
Parts Unlimited magazine got to test the best mods on a current CRF450R– Hot Cam and high comp piston. Josh Brown for testing riding and Kenny Jones shooting the pics. Came out great!
MXA Project YZF450
Tom Morgan at Hot Cams came up with great cams and mapping to put this mod on top of MXA’s mini-test a few months back!
Got it this time
Last minute Hot Cams got Kiniry to fly out from New York state and give it a shot and see the Racer X project bike through.
Johnny gave it a great shot!
He came up short the Sunday before the National on a section they ended up taking out for the race. Bummer deal—
FMX Best Whip Champion Honda CRF450R Race Bike
We tried for the last national but go hurt so had to go Johnny Jeldera.
Pivot Works Watertight Wheel Collars
These come in the already proven wheel bearing kits and have an o-ring on the inside diameter of the spacer so that no water gets in to the axle/bearings.
Honda’s Proven TRX 450R with a Cylinder Works Complete Big Bore Kit
A simple drop-in kit that really works!!! Combined with a Hot Cam and FMF pipe.
TWMX project by CV4, FMF, Hot Cams and CP
Last year we went for the 470 big bore but this year we kept it stock bore and hit a homer with this full CV4 mod.
FMF Got A New FI Harley For Project Bike!
CP made the Custom pistons, Race Tech took care of the suspension and Bennetts Performance put it all together. FMF made custom pipes with self tuning Dynojet power Commander. Will be in Cycle World shortly.
Simply Drop-In 269cc Kit
Here is a picture of the Cylinder Works 269cc kit that works on all 2001-2011 YZ/WR 250’s. This is the best mod for your money on a YZ/WR 250. Only $599.95 Cylinder, piston kit and gaskets!
Cylinder Works and Hot Rods 284cc kit for the YZF 250
Fits all current YZF250’s and either the cylinder big bore kit alone at 269cc or stroker to go to 284cc — This one was for Moto USA
Fast Core Mods CRF469cc
Transworld Motocross just tested the latest beast I created. Fast Core Mods did the head Work, Millennium the big bore cylinder and CP the high compression piston.
Thumper WR250X Big Bore
280cc big bore with a CP Piston, FMF Pipe, Millennium Cylinder plating and Thumper put it all together for Cycle World.
Thumper Racing Knows BIG with the KTM 600
Brian at SRC worked with Thumper Racing to make the fastest thing we have ever riden. Josh in his Fox gear is a Quad pro now!
2010 CRF250R Big Bore into 264cc
Stock is 76.8mm and big bore is out to 79mm making it 264cc and the results are great! Big power gains for low cost in the new CRF250R with no fuel mapping changes.
Dirt Wheels 400 EX into 417cc Bolt on Mods
The Honda 400 motor is proven but can just use a bit of a boost from a cam and piston. Hot Cams and CP took care of that with a FMF pipe.
Dunlop Tire Change 2010 YZF450 with Jay Clark
Check out this cool Motorcycle USA tire change video we just did during shootouts. http://www.motorcycle-usa.com/708/Motorcycle-Video/Dunlop-Tire-Changing-Guide.aspx We had a great time making it and I hope you find it useful.
Dirt Bike YZ284cc Vertex and Cylinder Works
Adam Booth from Dirt Bike came out to C&L in Iowa to see the plant and ride the Tom Morgan modified 2010 YZ250 into a 284cc
BBR Has A Great 150 Kit For The Very Fun To Ride TTR125
150cc kit with a Hot Cam and FMF pipe rips and will soon be in Cycle News.
Yamaha Blaster Two-Stroke
The same for nearly 20 years the Blaster can use some extra power and Dirt Wheels will have this quad in very soon.
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