Yamaha YFZ 450 "S", 04-09 |
Keihin FCR emulsion tubes by F Pro Factory Pro's HDJ emulsion tubes for mx type, original equipment FCR carbs. and Aftermarket horizontal FCR carbs also avail Downdraft FCR carbs |
Replaces the original
worn, overrich FCR emulsion tube. Makes
more power and improves throttle response. On a test yz250f, we gained 5% to 7% hp at peak and better part throttle. The FCR secret. |
FCR emu tubes 28, 31, 33, 35, 37,39,41mm for HORIZONTAL mount fcr |
pn: CRZ-EMU-125k / 036
for orig equipment horizontal mx type Keihin FCR carbs |
Item | Description |
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Adds more low-end / midrange, if the proper main jet is selected, more top-end power. Easy to install and tune. Dec 3 2007, 08:37 PM
Newbie
I picked up a Factory Pro Jet Kit from www.factorypro.com
They are a little pricey but WELL WORTH IT! My buddy highly recommended them and I do too now. Im not sure about all kits, but on my YFZ450 it was a little more than a simple jet kit. I had to drill my factory MAJ and add another MAJ (Main Air Jet). It was incredible and comes with everything you need. It uses the same jet sizes as the GYTR kit however you don't need as large of jets because of the MAJ modification. INCREDIBLE KIT! HIGHLY RECOMMENDED!
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Factory Pro's Shift STAR kit - help prevent missed shifts and damage caused by missed shifts. |
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Pro Shift Kit pn: SHFT-PRO-Y46 (arm and spring kit) $139.95 (inc F-Pro Hybrid Ceramic Microbearing Detent Arm & spring) replaces 3XK-18140-00 arm will fit yz450f 03-05 wr450f 03-06 yz426f 00-02 wr426f 01-02 yz400f 98-99 yfz450 "S" 04-09 z95-004-0601 F-Pro Shift Spring replaces 90508-26561 stock spring will fit yz450f 03-05 wr450f 03-06 yz426f 00-02 wr426f 01-02 yz400f 98-99 yfz450 "S" 04-09 2. |
The One, the Only, the Classic Pro Shift Kit Stage 2 kit. Virtually eliminate missed shifts. SLICK rolling Microbearing - almost friction free roller and sturdy F-Pro Shift spring . Major improvement in reducing missed shifts and improving shift speed. Takes about an hour to install (right under the clutch basket) |
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Well I finally got to ride it this weekend with the new shift star, and wow what a difference it makes. I refuse to believe that some time on a grinder with the stock star could make shifting as nice as this piece. I couldn't miss shift if I tried with this thing. It hit every gear every time. and it did it retarded fast, I would say that in one day alone my shifts got 25% faster, and I know that I could get even more efficient. This shift star also got rid of some of the clunky feeling of the stock shifter. The stock one used to feel like it would catch and then clunk into gear, this one just slips right in, I would say that it is worth the investment 100%!! Evo Shift STAR The EVO Shift STAR kit will upgrade your bike to the latest, greatest shift action. Perfect for when you are tired of paying attention to shifting and just want it to shift right. MX. SM, Desert, trail - Virtually eliminate missed shifts - decreases shift process 5mm to 15ms (must re-set shift kill duration if using a Quickshifter)
Make shifting MUCH
quicker and virtually eliminate missed shifts. Helps address
missed shifts caused by poor shift detent "star" profile. The Factory Pro Shift STAR kit is an awesome upgrade for the Yamaha. Installation: Slightly more complicated than replacing the clutch basket. No case splitting required.
Installation Instructions - click here Feedback Yamaha Shift Star kit worked awesome! Not one missed shift all weekend. Easier to find neutral, too - Which is good because I have to put it in neutral to start it for some reason. Doesn't like to start with the clutch in. With the close ratio tranny, I did a lot of shifting. Leigh Thomas - Mojave area |
yfz450 04-09 SHFT-EVO-Y45- star only $149.95 (Evo Shift STAR only) replaces 4EW-18185-00 star fits all yfm7r 06-12 yfm660r 01-05 yfz450 "S" 04-09 yz450f 03-05 * wr450f 03-06 * yz426f 00-02 * wr426f 01-02 * yz400f 98-99 * 415 883-5620 marc@factorypro.com |
Stage 2 Evo shift star Factory Pro designed Shift Star for error free shifting - Virtually eliminates Missed Shifts and false neutrals and internal damage to dogs and forks caused by missed shifts. use after Stage 1 kit |
TL-float height gauge $59.95 |
The only way to accurately measure float heights. Works on nearly every carburetor. |
Carefully inspect carbs for needle jet wear.
Causes excess richness at low rpm that cannot be cured with
fuel level / float height changes.
Visit HERE for needle jet wear information.
Absolutely NO carb parts sold in California. | ||
New and improved Finally - Quick, easy, cost effective
Suzuki tuning
with no expensive "add-on boxes" |
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Contact Factory
Pro 415 883-5620 no fax
Factory Pro If
it's |
parts
information EC997
dynamometer information Product
Support /Tech SECTION
And most importantly This Tuning Site has been visited by people. www.digits.net - the oldest counting service on the web |
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LINKS |
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Flight Training - train with AMA race winner Todd Harrington. The Harringtons own American Flyers, one of the most established flight training facilities in the USA - 8 locations - 800-362-0808 |
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Train to Win |
The Rich Oliver
Mystery School will help you discover your hidden inner strength.
It will challenge you. It will teach you a new way of thinking and a new way of riding. You can take your riding to an exciting new level! We use a variety of proven drills and training techniques. Practicing these techniques with our Yamaha dirt track trainers will enhance your abilities both on the track or the street. It doesn't matter what you ride or race, the Rich Oliver Mystery School improves everyone's skill level and mindset! |
Book a sightseeing flight over the Wine Country
or a Kamikaze aerobatic flight or a biplane flight over famous
Sonoma Raceway,
the Golden Gate Bridge and the San Francisco Bay for one or two during
the spring and get a free souvenir t shirt! 707 938 2444 |
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Make your next tour Unforgettable, Affordable and Exotic. Superbike Tours Thailand - See you there. Geoff@superbiketoursthailand.com |
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The extension of the laboratory
for engines of the Swiss Federal Institute of Technology was completed
in about 1935. Its architect was Rudolf Otto Salvisberg (1882-1940).
He had a successful career in Berlin but returned to Switzerland after
the advent of the Nazis. His architectural style was somewhat similar
to that of Erich Mendelsohn. The staircase of the laboratory is in normal
use but well preserved. Edited to the tunes of Chemical Residue by Herbie Hancock. |
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Artisan Crafted Fine Cheeses – Since 1865 - Specializing in Handmade Brie & Camembert |
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Marin French Cheese Co., also known as The Cheese Factory and Rouge et Noir is not just the oldest cheese manufacturer in the country, but a vacationers and day trippers destination as well as a unique part of American History. Located north of San Francisco, east of Napa County, west of Pt. Reyes and Olema and south of Sonoma County, Marin French has produced hand crafted Artisan soft ripened cheese since 1865. Rouge et Noir cheeses are similar to French and European varieties but reflect the characteristics of Northern California, producing it's own regional style. |