
Samco silicone
hoses
Available individually or
as kits for the following:
RD250/350LC
RD350YPVS TZR2502MA TDR250
Radiator Hoses
Most radiator hoses are now discontinued by Yamaha. These Silicone high pressure hoses
have been made by SAMCO specifically as direct replacements for the Yamaha items.
Available in Blue and Black. These are the best quality replacement hoses you can buy.

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RD250/350
LC / YPVS All models
£15.00 each |
Tools

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Magneto
puller
27mm x 1mm left hand threaded puller for all RD models except RD500
£7.50 each |
Cylinder Nut
Torque Wrench Adapter
Allows the use of a
torque wrench in otherwise "impossible to get to " places at the cylinder base
studs on a YPVS, TZR or RD500.

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£15.00
each |
YPVS Cylinder Head Bolts
Offset Front
Sprockets

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Talon
Offset Sprockets: From £30.00
Certain sizes kept in stock
or available to order. |
YPVS O Ring seals
High temperature Silicone O Rings to replace original equipment items.
Not the cheaper black low temperature O Rings found in most gasket sets, these are the
same as the original equipment supplied by Yamaha.

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YPVS 350 all models, plus TZR/TDR250/RD500
£2.50 PER SET OF 4 |
Billet Clutch
Basket
Billet Clutch baskets made from 7075 grade alloy and hard anodised.
Made by Mitaka. Massively stronger than original equipment and fully rebuildable.
These are the baskets you need for an engine producing higher horsepower.

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RD350YPVS
all models |

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£115 (Supply Only)
£150 (fitted to your primary gear) |
Alloy Kickstarter
An original equipment alloy kickstarter, brand new and mated to your kickstarter knuckle.
Smaller, lighter and better looking than the original.

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RD 250/350 LC
YPVS all models
£85.00 (Exchange) |
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Wiseco Race
Clutch Cush Drive Rubbers
Wiseco Clutch Drive Cush Rubbers, upgrade over standard, less lash for a smoother
transition and less gearbox load.

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RD350YPVS all models
£20.00 per set |
Billet Oil Filler Cap
Billet oil filler cap, available in silver (other colours to special order)
This doesn't have a dipstick, but if you have a clear clutch cover conversion....you don't
need one!!

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RD250/350LC + YPVS 350 all models
£10.95 each |
Lightened
Flywheel
Lightening the flywheel gives better acceleration and reduces crank loads, therefore
giving better crank life whilst improving engine performance and pick up.
Two levels of lightening, one for ultimate reliablity and better perfomance and one for
ultimate weight saving, recommended for race applications only.

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RD250/350LC/YPVS 350 all models/TZR250 all models
£15.00 Road £25.00 Race |
Clear Clutch
Conversions
Started out as a cross between a gimmick, and a practical way of adjusting the clutch,
without draining the oil and coolant. It is very useful as a check for water leaking into
the gearbox, and is commonly referred to as the biggest oil sight glass in
motorcycling Watch your clutch operate.
Modifications are to your own clutch cover and involve CNC machining a hole in the cover,
and an O ring groove, supplying and 10mm Lexan cover with O rings and bolts to suit.

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RD 250/350
LC
YPVS all models
£55.00 |
TDR Silicone
hoses

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For
TDR250. Available in blue or black.
£45 per set |
TZR250 Billet
clutches

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Billet one
off clutches
Contact for details |
RD500 Oil pump blank plate

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£8.00
each |
Clear Water Pump
Cover

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Manufactured
from 10mm Lexan, watch your impeller turn and coolant flow !
Supplied with stainless fittings.
£25.00 each |
LC Copper head
gasket

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For RD250/350LC
Re-usable and cheaper than Yamaha.
£30.00 each |
Engine Mount bolt
kits

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Stainless
bolts/Nylocs/Tapered bolts
£10.00 |
Water Pump Cover
Designed as a direct replacement for OE, but with a drain plug, to allow you to drain the
coolant system from the lowest point. This cover will prevent the mess of spilt coolant
all over the floor when the coolant is drained. A quick and easy solution, CNC machined
from billet H30 aluminium. The cover is supplied in a machined finish and can be anodised
to suit your bike. Supplied with Stainless Steel fittings.
Click for larger image

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RD250/350
LC
YPVS all models
£20.00 |
Race Water Pump
Cover
As above, but
manufactured from thicker material to allow cooling fins to be added. This cover will
reduce the temperature of the coolant in hard running conditions. i.e. Race or Track. The
cover will not fit under the stock plastic oil/water pump cover.

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RD250/350
LC
YPVS all models
£35.00 |
Oil Pump Blanking
Plate
If you choose to run your bike on premix rather than use the stock auto lube system then
the oil pump can be removed, and its location blanked off with one of these. CNC machined
from H30, and supplied with Stainless Steel fittings, this plate does the job properly.

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RD250/350
LC
YPVS all models
RD500 all models
£7.50 |
Powervalve Thrust
Plates
The standard Yamaha item secures the powervalve assembly into the cylinder. It is made of
mild steel (rusts) and is so thin it allows the whole assembly to move back and forth by
over 0.5mm. These Laser Cut Stainless Steel thrust plates are thicker for less side
movement, and will last a lot longer.

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YPVS all models (twin pack) £3.00
RD500 LC/YPVS (four pack) £5.00
TZR/TDR250 UK (twin Pack) £3.00 |
Reed Spacers
A popular modification, particularly to the YPVS model, the spacers fit between the reed
cage and the cylinder to space the cage back. This unmasks the intake boost port and gives
an improvement in engine performance and smoothness on the throttle. Available in various
6mm aluminium, CNC machined from H30. Other thicknesses are available to order.

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RD250/350
LC
YPVS All models
RD125 LC
£20.00 a pair |
Tapered Bolts
Titanium fasteners with tapered heads look fantastic and have a fantastic price to suit.
Theses A2 Stainless Bolts with the same taper as Titanium look the same, and last longer,
and are a fraction of the price.
Sets available for most
applications: e.g. Brake callipers, engine covers, Yoke pinch bolts, engine mounting
plates, Stabilizer bars, reed blocks, footrest hangers etc.

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Call for
prices and details |
Boost Bottles
A direct replacement for the link tube between the carb rubbers on RDLC and YPVS Models.
Renowned for smoothing the midrange performance and removing flat spots normally
associated when tuning work is carried out. These bottles are dyno proven to improve
performance. All are made from machined aluminium & TIG welde

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RD250/350LC
YPVS All Models
YPVS Engine in Rd250/350LC Chassis
£30.00 |
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