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Cylinder Porting A performance mod for your trials machine which increases torque throughout the entire RPM range, giving your engine smoother
response, more grunt, and better top end. Combine with our cylinder head mod for the ultimate trials engine! Cylinder Head Mod Your cylinder head is re-machined to a
new combustion chamber shape and compression ratio. This gives you more torque
throughout the entire RPM range. Reed Cage ModYour stock reed cage is modified for more flow.
Combined with our Boyesen Reeds, this mod gives a broader, smoother power band. Don't forget your spacer kit! Use the above mods with any and all of our other engine modifications for the Ultimate Trials
Engine!
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Universal Plastic Fenders
Available in white,
red, yellow, and powder blue
(not shown) Front $42.00 Rear $42.00
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Front Fender Bracket NEW!!! B&J -manufactured aluminum
front fender brackets, available in your choice of finish. Made from high-quality aluminum, has a significant weight difference over the steel chromed version. For use with our after-market
fenders. Brushed raw aluminum finish $80.00 Steel chromed Sammy Miller
bracket $85.95
Mounting hardware kit $19.95
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Reproduction Rear Fender Manufactured
of an extremely pliable, flexible plastic that absorbs impact easily. $121.95
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Alloy Fenders Dress up
your vintage trialer! 4" Front $118.95 5" or 6" Rear $130.00
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Aluminum Skid Pan Manufactured
on-site out of quality aluminum. Lasts much longer than the original plastic skid pan and is a much better form of protection!
Includes all mounting hardware. $130.00
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Tank/Seat Unit
Save your stock seat and tank! Install our tank and
seat combo; sleek good looks and it doesn't dent as easily....Includes tank, seat, decals and petcock assembly. Uses
your stock gas cap, or we can provide a new one! Tank/seat unit $500.00 New gas cap and
gasket $24.95
We highly recommend you coat your
new tank with our tank sealant. This protects the tank from the additives in the US fuel supply, which do not necessarily
like fiberglass. We can provide the sealant. Sealant only $59.95
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Replacement Seat Replacement seat has plastic seat pan. Finished in black. Fits 1976 model
ONLY as is; will fit other twin-shock models when used with our universal fenders; bracket manufacture required. $160.00
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Tank Decals "Block"
Yamaha tank decals; fit the after-market seat/tank unit. $26.95/pr
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Clip-on
Number Plate Manufactured of high-quality, hard plastic impervious to gasoline and chemicals. $21.95
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Renthal Handlebars, 5" / 5.5" / 6" High quality alloy braced 7/8" trials handle bars. Gun metal gray. Cross bar pad not included. $89.95
Renthal cross bar pad available
separately $15.95
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Pro Taper Handlebars High-strength
2014-T6 aerospace alloy rated at 70,000 psi ultimate strength. 1/4" cut guides for precise modivication. Knurled clutch
side for secure grip hold. Shot-peened finish to increase fatigue life. Cold-forged crossbar with stainless hardware. Includes
crossbar pad. $69.99
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Protaper & Renthal Grips Renthal grips in medium or firm
compound: $15.95 Protaper grips $11.95 Sammy Miller cross bar pad: $19.95
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High quality fabrication. Unique design features easy
on and off. Fits all bars. Looks great and protects! Available in 12mm or 14mm $27.95
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B&J's TY250 Footpeg Lowering Kit Footpeg lowering kit for the TY250! Does wonders for stance & balance. The
lowering kits are bolt-on, but do require machining. Comes complete with all hardware and mounting instructions. $184.95
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Weld-On Folding Footpeg Kit $87.00
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Weld-On Footpeg Extensions Weld these manufactured-on-site extensions
to your stock pegs for a wider area for your feet, more comfort, and better control (pegs not included). $45.00 Send us your stock pegs and we will weld the extensions on for an additional $30.00.
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Folding Gear Shift Lever Replace
your stock shift lever with our folding-tip lever and have one less broken lever to worry about! From $32.95 to $34.95
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Adjustable Lever Assembly Alloy adjustable clutch lever. Forged construction in anodized silver
finish. Features 3 cable tension adjusting points; softens pull. We use it as a brake lever, too! $28.95
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Universal Brake & Clutch Lever Assembly Inexpensive replacement for your stock lever assemblies. Available in black or polished finish. Not for use with
hydraulic clutch or brake systems. Available singly or in pairs. Brake or Clutch Lever Only $18.95 Brake
& Clutch Lever, pair $34.95
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Domino Lever Assembly, Brake or Clutch The best quality guaranteed! Brake or Clutch Lever Assy, Each $62.00 ea Brake and Clutch Lever Assy, Pair $120.00 pr
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Amal-Pattern
Lever Assemblies Aluminum levers; very forgiving and bend rather than break. Fit standard 7/8" bars. Available
separately or in a pair. Each $52.00 Pair $100.00
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Domino Throttle Assembly Slow- (black tube) or fast- (white tube) trials throttle
assembly. Black Tube $28.95 White Tube $29.95
Replacement cable wheel or cap $3.95 ea
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Domino Throttle Assembly Aluminum
tube throttle assembly (fast turn). $49.95
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Cables All cables
manufactured on-site, assembled with a seven-seven strand of aircraft-grade inner cable
inside a flat-wound housing with a nylon inner sheath for maximum strength and flexibility. All throttle cables require a
Domino throttle assembly. Front brake cables may require your stock adjuster. Call for more info. Throttle Cables do
not include throttle assembly. 1974
TY250 throttle cable for Domino throttle to stock carb: $28.95 1975-1977 TY250 throttle cable for Domino throttle to
stock carb: $28.95 Front Brake Cables: $34.95 Clutch Cables: $34.95
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Cable Luber Used
to inject lubricant into the cable housing. Clamps over the housing and wire, allowing an aerosol can to be connected. Once
the lube runs out the far end, the cable is lubricated. $10.99
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Aluminum Sprockets Rear
sprockets. We stock 53T but can get the size you want! $74.95
Front sprockets, 12-15T $20.95
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428 Heavy-Duty Chains High-quality pins, bushings and rollers for maximum durability. Comes
with one extra master link. $37.95
Additional master link $1.99
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520 Chain Conversion Kit Kit comes
complete with a flat rear aluminum sprocket (machined to accept a spacer), rear sprocket spacer, front sprocket, and a heavy-duty
chain. We recommend 44/10 gearing ratio, but we can provide the gearing you prefer. The chain comes with one exta master link. $176.95 Addtional master link:
$1.99 Replacement 520 chain: $42.95
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Chain Break Tool Heat-treated, replacement
tip included. $20.95
Extra tip $2.95
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TY250 Chain Tensioner Comes complete
with spring, arm, pad, and hardware. $44.95
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Chain
Lube We recommend Silkolene Chain Lube. This is the
first fully synthetic racing chain lubricant for motorcycles. 14.5 oz $11.99 Semi-synthetic Silkolene Chain Lube. Suitable
for all types of chain including o-ring. 16 oz $8.99
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Points & Condenser Points $48.95 Condenser $21.95
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TY250 Electronic
Ignition B&J's electronic ignition for the TY250 offers an
advance curve that allows the engine to produce more torque and higher RPM, which in turn offers better traction and helps
you achieve a lower score. All this, without points! What more could you ask? Includes on-site machined backing plate and
all ignition parts, mounting hardware, NGK spark plug, a high-quality waterproof spark plug cap, installation instructions
and a timing chart. $420.00
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Yamaha-Style
Kill Button $17.95
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NGK Spark Plug Manufacturer's recommendation: B7ES $3.15
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NGK Spark Plug
Cap The best one we've found! Waterproof, genuine NGK "L"-style
cap. $7.95
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TY250 Piston
Kit Includes piston, clips, rings and wrist pin. After-market Wiseco piston in bore sizes 70mm-72mm (.50mm
increments). Let us measure your cylinder to ensure proper sizing! Std/1st/2nd/3rd/4th OS: $156.00 5th/6th OS: $171.00 Top End Bearing $20.95
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TY250 Rod
Kit Comes complete with rod, big end pin, big end bearing, small
end bearing and thrust washers. $115.00
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OEM Gasket & Seal Sets Available
individually or as a set. Gasket set includes: Head, base, clutch cover, mag cover, oil pump cover, exhaust,
and reed gaskets. Set $99.950 Seal set includes: Crank
o-ring, shift shaft, kickstart, countershaft, and left & right crank seals. Set $57.95
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Oil Pump Cover & Gasket When
you have to remove your TY's oil pump, B&J's cover and gasket is a must-have! $12.95
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Flywheel
Puller $27.95
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Allenhead
Stainless Steel Case Bolt Set When you're through refreshing
the engine and ready to put it back together, dress it up with our stainless steel case bolts! Everything you need in one
easy package. $42.95
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Replacement
Exhaust System WES exhaust system paired with a Sammy Miller
exhaust pipe as installed on The Guru's tricked-out TY250. Alloy exhaust system saves 4lb over the stock system. WES
system (mid-muffler and silencer) $350.00 Stainless Exhaust Heat Pipe $179.95 WES system with stainless exhaust
head pipe $549.95
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Silencer NEW From B&J! Manufactured in house! Modular
design for easy cleaning and repacking. This design also makes individual component replacement possible. High-quality
alloy rear silencer; re-packable.
$195.95
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Front
Exhaust Pipe Designed to replace original front pipe. Stainless steel construction. $179.95
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Muffler
Repacking Kit Made of tough dura-flex hi-temp fiberglass
designed specifically for exhaust use. 1"x5"x10-1/2". $8.95
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Mikuni
Carb Kit Refresh your
tired stock carb with a new Mikuni carburetor kit! Pre-jetted, ready to bolt on, includes all you need to make your TY run
like a dream: new carb, Domino throttle assembly (your choice fast or slow), and a new throttle cable. $184.95 Performance
Upgrade Kit Upgrade your TY's performance level with our performance
kit. Includes the same carb/ cable/throttle as our regular kit but also comes with our
oil pump cover and gasket, Renthal grips, PCW air filter, Boyesen reeds and our reed spacer
kit. $270
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OEM
Gas Cap with Gasket Fits stock tank and the Sammy Miller
after-market tank/seat unit. $33.95
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Petcock
Assembly Fits stock tank. $47.95 Now Available! Rubber
Petcock 4-hole washer $19.95 Fiber petcock washer $3.95
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12mm
Petcock Assembly Fits Sammy Miller after-market seat/tank
unit $24.95
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Boyesen
Reeds Boyesen reeds offer
maximum performance. The top reed opens at lower RPMs allowing for more air and fuel flow for better throttle response. The
bottom reed opens at higher RPMs for maximum flow. Spacer kit sold separately. $39.95 B&J Spacer Kit Our reed spacer kit will
give you more torque when paired with Boyesen reeds. Kit does not include reeds. $38.95
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In-line
Fuel Filter $3.30
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Motorcycle
Fuel Line Black fuel line, compatible with a wide range
of high performance additives. Extremely flexible, resists kinking. 3/16" $1.60/ft 1/4"
$1.99/ft
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PCW
Air Filter Manufactured on-site of high-quality foam. Fits
your stock cage. $28.95
Replacement cage: $15.00
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Don't
forget your air filter oil! Silkolene foam
filter oil is a high-technology coating treatment for all foam filtrs. It contains polymeric additives which provide a hyper-tacky
surface to resist sand, dust and water, but not air flow. It applies extra thin to penetrate and then sets highly-tacky. Pint - fluid $14.50 16 oz aerosol $9.99
Maxima FFT foam filter oil is a waterproof
filter protection against dirt and fine dust. Its synthetic formula does not restrict air flow, plug filter cells, or migrate
off the filter. 16 oz $7.08 Liter $9.81
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Silkolene Pro-Boost Octane Improver Increases the octane rating of your fuel while cleaning the
carburetor internals, enhancing combustion efficiency, and combating pinging and pre-ignition. For all gas-powered engines.
$20.99
Chemicals
We proudly offer both Silkolene and Maxima pre-mix, gear oil, fork oil and
anything else you need! Call for pricing!
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Replacement Fork
Caps New! Finally, the long-awaited
replacement fork caps for TY250 twin-shockers! Beautifully CNC-machined from billet aluminum. No longer do you need your Volkswagen
oil-drain plug wrench to remove your fork caps. New caps are machined to be removed and replaced with a standard 23mm wrench.
What an idea! $65.00 pr
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Fork
Seals & Wipers
Seal & Wiper set
$59.95 Seals only, pair $19.95 Wiper, ea $23.95
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Replacement
Fork Springs B&J's custom progressively-wound fork springs
will replace the tired and sacked-out OEM springs. $90.00 / pair Don't forget the fork oil and our damper rod mod.
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Replacement
Fork Tubes Manufactured to fit your bike! $315.95 /
pr
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Falcon
Shocks Custom Falcon gas trials shocks built on-site,
re-buildable, re-chargeable. Truly customized to your rider weight, ability, and bike. Spring rates from 40 lb to 110 lb.
Even a young rider benefits from the right shocks! $370.00 / pr
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Betor
Shocks, 13.4" Generic gas trials shocks with progressively-wound
springs, 40 lb - 60 lb rate. Non-rebuildable, non-rechargeable. $255.95 / pair
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Maxima
& Silkolene Fork Oil Silkolene fork
oil is an advanced formula front suspension fluid that reduces wear, resists corrosion and oxidation. In light, medium, and
interrmediate weights. Liter $9.50 ea
Maxima fork oil has a high viscosity of
190+ which provides uniform fork action over a wide temperatur range. Special additives control anti-foaming, rust and corrosion.
In light, medium and intermediate weights. 16 oz $4.89 ea
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Tapered
Steering Stem Bearing Kit Performance up-grade $42.95 /
set
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EBC
Brake Shoes Front or rear $23.00 ea
OEM Replacement Brake Springs Front
or Rear, ea $6
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Rim
Locks 1.6", 1.85", or 2.15" $13.00 each
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Wheel
Bearing Kit All the bearings and seal required to refit a wheel in one convenient package. $19.95
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Spoke
Sets Stainless steel pre-packaged or custom spoke sets. Call for current pricing.
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Aluminum
Rims After-market aluminum rims. Priced per application -- Call
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Trials Tires IRC Trials Tires
& Tubes Tube-Type Front $82.95 Tube-Type Rear $145.95 Tubes, front or rear $13.00 Tubeless Rear $146.11
Michelin
Trials Tires Tube-Type Front $102.95 Tube-Type Rear $163.95 Tubes, front or rear
$13 Tubeless Rear $183.95
Dunlop Trials Tires Front
$98.25 Rear $141.79
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Please clean your engine and/or components prior to shipping. If we have to clean the engine and/or components
prior to repair or modification, there will be an additional $65/hr charge.
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