Chrome rad covers
They fit all ypvs models and come with fitting kit as shown in bag in picture £85

Trick Rad Grill
They let more air and Made from Stainless steel Youll need to redrill the holls on the grill to match the holls on this as no 2 grills are the same . £30

Engine sets

The standard kit has all the bolts for both sides of the casings with oil pump cover yam disk. £8.50 a set

Hi flow TZ tap
These are a must for anyone who is running bigger carbs. from 26 up to 38mm powerjets. Single out let and They have a reserve £35

8mm T pices Brass £8
8mm fuel line 1.5 ft £5.50

Super Dish
X1 Kick start £5.50

X4 botttm yoke £22

Lightend flywheels
They give a faster reving bike from 0 to the red line which will itself be higher by a few hundred RPM . They also give less pull on the crank giving it a longer life. This is one the best mods for your money £35. Exchange

Haygon Progressive fork springs
A good mod to help fast riders and hard braking. They help stop weev and give a better feel to the front end.
A very good mode for those who like to thrash £90 a set. There are two types available 1 for the LCII forks and 1 for the F2 please state when enquiring.

Plus Engine sets
The plus sets have the reed block rubbers the head to water hose bolts and the bolts for the thermostat housing and the bolts for the servo house and the servo blank on the other side. YPVS £ 15.00 a set

Disk bolts sets
£18.00 per disk set of 18 - as shown ST/ST
Stainless Steel Bolt kits

These kits contane the bolts for:-
Brake line holds
Brake spltier
Clutch clamp handle bar
Master cylinder
Fuel tap bolts
Engine mounting plates
Handle bar clamps F2 models YPVS
Handle bar clamps to yoke F models YPVS
Nylocks and washers Exhausts
Bottom yoke
Top yoke
washers Top yoke
Dome nuts Top yoke
Gear selector
Seat catches
No caliper or hanger bolts sorry

Complete Bike kits £25

Theys go between the barrel and the reed block they are Lazer cut from 6mm alloy. They allow a better flow of fuel to the transfer ports and manipulate air intake giving a better pick up and drive out of corners. By moving the cages further back slightly, it shifts power toward the bottom end for better drive. They also help reduce splutter and powerband lag that some bikes with a tune or pipes suffer from. They can also go on standard bikes. No jetting is required with them, you just fit and ride
Alloy 6mm £20 a set with SS extra long bolts.
Allso avaliable in Miled Steel 10mm £30 a set

Fork oil 1litre
10W & 15 W

Phome Power filters
Duel density filters £15 each

Power filters
31K & F2 carbs £14 each

Both Power filters available in bigger sizes for 28mm 32mm or 38mm carbs what erver you have

Stearing damper Fitting kit
They will fit all ypvs models. Alloy Anodized silver. Fork clamp £20 ,............, Frame clamp £27
The plastic infill needs to be cut to fit the frame clamp

RGV, KR1, TZR Frame Clams £25

Engin Casing Joyning bolt kit

This kit has all the top Joyning bolts and washers. It has all the washers and Nylocks for the bolts coming threw underneath as well. £10 a set

Mega Hi flow Impeller kit
For even more water flow , Wirth special biller cover to acomodate the larger depth impekller £68

Barrel bolt kits
For fastening down the barrels the bolts for the YPVS joyning pice and the water drain bolts. £5

Back brakline guide

Made from Top Quolity Stainless Steel
(unpolished) £10
With a Mirrored Finish £15

They all so fit the RD 500
Stainless steel Head Bolts
They come with ST/ST washers as in the pics

Tuning forks £80
Standard £70

Cleack on ether for a blow up to get a beeter view

Digital Programable Ignitions

They are designed to work with your original stator and fly wheel. They are an excelent upgrade for a race bike and feel out of this world on a road bike.

You can store 4 custom curves
Presat with some populer curves to mod or swop
Easy and fast programing at track side
You have 4 to 10 curve points
Instant monitoring of rev's via LCD hand held
Timing calculations for every 1 RPM change
I can mail you full instructions and spec sheets.

Braded steel brake lines
They are made from Hard drawn tensile Stainless steel braded teflon hose. The ends and fasteners are all Stainless steel.

They come as a kit as you see with bolts and washers all ST/ST as well ofcourse.

Tripple line front £78
single line back £26

Braded steel brake lines
They can be made to order in all the colours you see.

Stock lines are with clear cover and with a light tint cover. Theys are the very best you fined

Silicone Hose Sets
They come in a Dark Blue / Red and Black. The standard 4 hose set is £48 if you want the extra head to rad hose add £5. They are 3 core Hose's with a smooth bore for a faster water flow. They are a little longer so you have room to play with and trim up to soot. They will not rot or bulge over time.
Alloy rear sets
Theys are a quolity Torozzi
reaeset they have spring loaded ball pegs so they snap up and down and stay there located by the ball and come with rubber pegs or alloy nurled pegs as shown. £210 a set

Bar Switch
For the 10 & 10V So Just click and swop curvs on the move £15

Hand held Programer £60
Side Stand Bolt
ST/ST Engraved with the Tuning Forks with back washer £14

Super Dish Engine Plus Set
Engine kit £75

Clear clutch cover washers
These Anodised alloy washers are for the springs on your cluch basket as shown fitted. They look fantactic when viewed threw a clear clutch cover. They come with the bolts as you see them £20 a set

Clear clutch window trim
This is to tidy up a clear clutch window botls to the holls all raedy there and make it look a lot Tidier ST/ST £8.50

Super Dish Casing Kit
All 8 Top casing bolts and washers
All 8 bottom washers and special serated Nuts

Stainless Steel Tuning Fork
These fit in the standard Renntec Rad grills as shown

Super Dish Engine Plus Set RACE
Custom made engin set for that extra special trick look.
Each bolt has been driled to make them look even nicer if you reoly want to stand out. £95

Digital Programable Ignitions
The PCDI -10T Is a combined CDI & Prrgramable ignition box £180
The PCDI-10VT Is a combined CDI, Programable ignition box and Programable YPVS box £205

Programable YPVS Box
This has the advantage of being able to program the opening and closing of the YPVS to give even more power. You can have it opening up sooner staying open longer. Excelent on race bikes you can mod it for each track and save the program to give max power for that track. £125

Brembo Mas Cyl
Neet compact With no need for a bottle & line Fits above reasets 40mm centers £110

USB Programmer
You can use this insted of the hand help on your PC. It comes with a softwere disk For use with PCDI-10V £55

Extra long Programeable Cable

Banjo bolts Stainles steel
Doubble bolt £4
single £3.25
Copper washers £50p each

Rear pegs for rear sets
£40a pair

Special CNC Reed Spacers
Made for the X Blocks but can be fitted to any reed block £30

ST/ST Tuning Forks Engine Disk
These Replace the Yamaha disk on the clutch side cover. They are made from Stainless Steel and come in 2 parts a ST/ST tuning forks with a backing disk.
I have sprayed the back disk black and put 1 with a red and a blue bit in the outer cut outs as i think they look good, but its just for an example of what you can do .

They are £22 as above or without the backing plate for clear covers £15

Yoke Spacers for RGV
If you are doing a RGV yoke convershon you will need 1 of theys for the bottom yoke so the taper head bearings will fit. £5 each
Tapper head bearings are £35

Fork brace
Black Italion Alloy fork brace 31K LC2 and F2 £100

Racing reeds
Gen Yam racing reeds £50a set
Pro tech racing reeds £30 a set
pro tech carbon reeds £35 a set
Lock up Clutches
Possibly one of the trickiest bolt on mods you can fit. As the revs build the arms fly out and push on the basket stopping any slip the harder you rev the more Centrifugal force and the harder they push.

Alloy Oil Dip Sticks
Anodised Red, Blue& Gold or polished Alloy £17

Clip Ons
Itlion Made Clip Ons. Removeable chrome bars with alloy clamps £75 a set out of stock sorry

Polished ST/ST YPVS cover
This is for the clutch side cover , It can be fitted with a backing plate or on clear clutch covers £22 With backing for standard sides
or £15 with out for clear covers

Expanshon pipe spring clips

Stainles steel £5 a set

Billet Clutch baskets
These are quolity Jap made race baskets for all models. they come with rivets and allen key as shown £120

F2 Timing plate
This works with a F2 Stator and rotor so you can set the timing to 1.8 to make it run best with unleaded insted of the 2mm TDC standard £45

Banshee looking Cool Head Kit (( Fits YPVS Barrels & Athena big bore ))
The kit comprises of The cool head, 22mm dones, all O rings nuts washers and extra long head bolts.
Allso available for 4MM stroker crank barrels £260

Digital Programable Ignitions
The PDCI -11 £195 & PDCI- 11V £220 are the same as the above 10 & 10V but Dont require a battery to work. Esenshel for race bikes running a total loss system.
Work with the
DC stator plate
Listed further down the page .
Expanshon pipe spring
Stainles steel £16 a set

Cool Head Kit
The kit comprises of The cool head, 21mm dones, all O rings nuts washers . They have been custom made with YPVS logo on the side Silver £285

Banchee Racing Coils £50
Excelent results from fitting these, Sharper revs, More revs Faster pick up and better MPG. Read all about them and how they have been fitted to bikes hear How to fit Racing coils .
Fitting brackets £5 a set

Stanless steel Top yoke bolts

Click the picture for a link to a better view

Standard looking type £25
Tuning fork type £28

Billet manifolds
Now in black £135

Stator plate cover 3 block
With clear lezxon to see the roter spinning £195

Stator plate cover 7 slot
With clear lezxon to see the roter spinning £195

PWK 36 mm Air strikers
These carbs are Geuine KEIHIN Not Chinese knock offs. £410 a pair

These can be used as a pair on a big bore motor or on a standard or tuned motor Using My CV Carb set up/s

They come with all jets but jetting will be needed of course for indevidual bikes .

Front Mudguard / Fork Brace
This is a replacement for the alloy top brace as found on F&N1 F&N2 anodised black or polished £60

4mm Stroker crank
The cranks have an of set of 4mm and have 115 mm rods
They increse the cc and make a 400cc a 421cc or can be fitted to a standard engine with barrel spacers making your 350cc a 371cc .
No crank case mods needed straight fit ,
fitted with upgrade drive and timing bearings £365
7mm Stroker crank
These cranks can be super upgreaded with the max load 10 ball or TZ or ceramic Beraarings ask for price.

Athena 400CC Big bore Kits
They come with all gaskets seals O rings bolts/washers and nuts for a bolt on fit to a standard bottem end. It is recomended that you match the bottem end to the barrels befor fitting for a better flow
They will run with your standard crank
with Free Gen Yam barrel bungs £1,100

Billet Manifolds
They have a Built in Balance pipe essential for smooth running and will fit standard YPVS barrels as well as the Athena big bore kits
They come with rubbers for 28mm carbs or 32/34mm carbs £130

Inline Temop Guage
Fits between the water pump and rad so you can get a propper reading not just worm or hot £45

These carbs are Geuine KEIHIN Not Chinese knock offs. £325a pair

32MM & 34MM Crabs
These carbs are Geuine Mikuni carbs

They come compleat with slide needle and all the jets. most likely some jetting will be needed

For all well tuned motors and Big bore Banchee motors

32mm£310 a pair
34mm£315 a pair

Cool Head Kit
All so available in Anodised Black

Petrol caps 31K
Anodised black or polished and Engraved £55

" You need to attach the under part of your oringinal cap to the under side of these"

Water pump cover Speed Block
plain Alloy or anodisedd black engraved
This are made to fit with the oil pump in place £50

Carbon side pannels
£165a pair
Custom 421 kits
A 4mm stroker crank with jap racing outer mains added.
Athena barrels with added Forged wisaco racing pistons
A Cool head with domes masheaned for a stroker crank. All seals O rings studs and gaskets. ring for price depending on what you need

Carbon front muddy 31K
LC but will fot a 31K YPVS £165

Banshee looking Cool Head Kit.
The kit comprises of The cool head, 21mm dones, all O rings nuts washers and extra long head bolts.
Allso available for 4MM stroker crank barrels £395

This head has the ability to fit your standard YPVS thermostat.
This head only fits Athina / Banshee barrels

Billet Oil Pump blank
For bikes running pri mix and no cover so they are on show. They are anodysed black or silver £15

Billet Lock up clutches
These side covers fit both LC & YPVS .
They are made from Solid Billet with a Bolt on razed window
They come with Red Blue Silver or Black Lock ups for your clutch

The custom water pump cover is engraved and has a low water drain piont fitted for better water dranage

Billet Lock up clutches
Anodysed Black
Compleat with your choice of lock up colour
Bear Machined finish
Compleat with your choice of lock up colour
Mirror polished finish
Compleat with your choice of lock up colour
For All Parts on this page please pay pal to twostroke.parts@yahoo.co.uk

Super Trick Fork Braces

These come in a Mirror polished or Black Anodysed finish

Billet Gear change
With teflon bush
New improverd style thicker propper mashined foot peg not just bolt. dog leg style £60

ST/ST rod for ypvs £9

DC stator plate
Simple to wire in as just 3 wirers to wire in to the rec reg white wires , comes with Hi output pick up Only works with F2 flywheel and will fit any YPVS. This runs with a ignitec Box or PDCI Zel box £50

Ignitech race box
Used with the Vape/ Powe dynamo ignition systom
This is a proghramable ignition box and offers a large power gain once fitted
£195 ignition race 1. single curve can be loaded
£220 Ignition race 2 ypvs and 2 cures can be loaded

Yamaha LC350 & YPVS Straight Cut Primary Gears

The primary gears is for use tuned motors were every bit of perfomanvce is needed for racing or with the big bore engines above were power is vastley grater then standard motors.

As the engine RPM is reduced we have modified the ratio to take account of this factor and also the expected increase in top speed.

The backlash has been reduced in the cush drive to reduce transmission snatch.

The Set comprises crankshaft gear, clutch gear

Primary Gear Ratio
26-69 2.654:1

Standard Primary Gear Ratio
25-72 2.881:1

Increases overall gearing of the bike by 7.84%
Adds 8 MPH at 100 MPH

Power Dynamo Ignition
For the YPVS vastly smaller and lighter fly wheel an excellent up grade if your stator is broke. With up gread Rec/Rreg. Can all so be used with Zel or Ignitech race box £365

Banchee racing coils brackets
£5 a pair with coilds
£10 on there own

Billet Oil Pump blank Under side

Not just a flat pice of alloy
These are propper billet plugs with O rings and bolts to fit .

Stator plate cover Boomarang Anodised Black
With clear lezxon to see the roter spinning £195

Infill for Boomerang stator cover

Polished Not engraved any moer sorry £15

Infill for Boomerang stator cover

Anodised not engraved any more sorry

Stator plate cover 3 block Anodised Black
With clear lezxon to see the roter spinning £195
Infill for 3 block stator cover
Polished OR Black

Mix & match as you like

Optional backing plate £20
ST/ST or Powder coated black backing plates
3 styles to choos from

Stator plate cover Anodised Black

2 Pice £185 3 Pice £200

Spinning Sprocket Bearing plug
To fit in the newer 16.75mm inner diamator bearing suport nut £12
Finishing tuch rarther then A hole

YPVS End Caps
Billet alloy Black or Polished £35 you can use your own bronze incerts . If you need a new incert add £10

YPVS Pully covers
Billet alloy Black or Polished £25

RACING Power Dynamo Ignition
These are Racing ignition systems will not charge the battery .
However if fitted will still run on a road bike total loss

PWK 33 mm 35 mm & 38 mm
These carbs are Geuine KEIHIN Not Chinese knock offs.
33mm £380 -- 35mm £390 -- 38mm £400 a pair

These can be used as a pair on a big bore motor or on a standard or tuned or 421 motor Using My CV Carb set up/s

They come with all jets but jetting will be needed of course for indevidual bikes .

CV Carb Manifold
You can put what ever colour you like in the slots They come plain silver
CV Set ups give a far improved mid and bottom end performans and extra top end as well as extra torqe compared to a stock 26 or 28mm set up £180

Extra H/D Billet Clutch baskets
These come with rubbers and 8mm rivets and backing plate These can be 7 or 8 plate baskets £140

Clutch baskets Rubbers
£15 a set of 8

Billet X blocks

These unique design Billet Reed Blocks run with a duel petal set up and give noticeable power increase across the rev range . £145 a set.
Optional Special reed spacers £30

pipe spring holds
Weld on to the down pipe
ST/ST £2 a pair

Quick Shifter
You need a Ignitech or Zeltronic unit to use this.

You can full throttle and just shift up with this no loss of power and drive, Can be fited to stock or reasets with miltipal ajusters as shown. £60

Carb top cable inputs
45 Deg NLA sorry .....................90 Deg £9 each

SPECIAL DEALS On performance Packs with 421 kits
If your having a 421 kit and would like a straight cut gears carbs bilet manifolds and lock up . I will do a very special dicount if all perchaced at the same time.
call for detales 07947 892359

Plate & Gaskets for 3 pice kit ......... Gaskets for 2pice
The advantage of the 3 pice kit that the cover can be removed while the sprocker cover part remains fixed. allthough this no longer makes the stator cover part fit flush with the sprocket cover part its a couple of mm raised

Thacho Blanks
Not just a flat pice of alloy
These are propper billet plugs with O rings Like the Oil Blanks £15

Quick Shifter Change Light
Mount on dash and when you hit a programed limet the light changes to red £18

Optional backing plate £20
ST/ST or Powder coated black backing plates
3 styles to choos from

Stator plate cover machine finish
2 Pice £185 3 Pice £200

Straight Cut Oil pump gear
To run an oil pump
matches the below Primery gears

Ceramic Crank Bearings
The Ultimate crank bearings £400 a set of 4

Clear clutch window trim
Machined from 6mm billet alloy anodised £15

Stay Cool Thermostat Housing
Made from billet alloy comes in Machine Finish Silver or Anodised Black
£43 silver £45 black

Ceramic Gear Box Bearings
The Ultimate gearbox bearings £240 a pair

Ceramic Water pump Bearing
Clutch ball £10

Special TZ Roller Crank Bearings
£120 a pair

Twin ouitlet 8mm Tap
Compleat Ceramic set £645
All Bearings Ceramic /TZ & 10 Ball Max Load come with Special Silicone Heat and fuel/oil resistant o rings Not the cheep Black rubber ones that come as standard on all other non pined bearings.

PWK Large Billet Flote Bowls
These for the large pwk carbs a Bargen at £140 a pair
These all so come pri drilled and ready to fit a power jet kit of you whant or just block them of with a bolt

Powerjet kit
They fit the mic carbs and the pwk .
The large billet flot bowls i do come pri drilled and taped for a power jet kit .£16 a carb
The PWK Large \Billet bowls come driled and ready to fit this or you can blank the bowl of £16 a side

Super Dish RACE
X1 Kick start £7

X4 botttm yoke £28 M8 30mm

Super Dish & Super Dish RACE
Mas cyl
X2 £7.50
&8 M6 25mm

Super Dish & Super Dish RACE

X2 £7.50 & £10 M6 20mm

Super Dish
X 4 Engin mouning £18
X2 Grab handle £9
X1 thermostyat £4.50
M8 20mm
The Super dish Engine kits contain all bolts for Both the side casings yam disk, and water pump cover and the Reedblocks

Top yoke bolt kit
£20 a set

Retro cloth wrap Hose kits
For that classy look £56

Super Dish RACE Casing Kit
All 8 Top casing bolts and washers
All 8 bottom washers and special serated Nuts

28MM FS Mic Crabs
These carbs are Geuine Mikuni carbs
Excelnt up gread and simpler to set up then the PWK
Double Flat Side they offer great engin responce £325 a pair

32MM FS Mic Crabs
These carbs are Geuine Mikuni carbs
Excelnt up gread and simpler to set up then the PWK
Double Flat Side they offer great engin responce £385 a pair

Exhourst plugs
For your spanny end cans keeps rain Moisture and small things getting in £10 pair

Mid Range ypvs spannys
Specialy made spannys for midrange power were you need it fitted with TZ350 carbon cans so they sound wicked . come with alloy cans.
Mild steel with thin coat of painted black to stop them rusting . You will need to give them an exta spray when they arrive BBQ paint is what i use . £625
ST/ST £725
add £100 for carbon or carbon kevlar cans

Coppy V Force reeds
£70 a pair

For somthing a bit special coloured pipes . These are not a race pipe just a small increes in mid and top end but look very nice and sound great . £500 plus end cans

End cans

Alloy £175
Carbon £275
Carbon Kevlar £275


TZ cans carbon £250 in 150mm short and standard 250

Carb Run down full list

Mikuni Round slides
28mm £295 a pair
32mm £305 a pair
34mm £315 a pair

Mikuni Flat slides
28mm £325 a pair
32mm £385 a pair

Keihin PWK
28mm £345 a pair
33mm £380 a Pair
35mm £390 a pair

36mm £410 a pair
38mm £400 a pair

Billet Manifolds
With larger rubber for 36mm & 38mm carbs £110 a pair

For Banshee Specials.
Made to take big bore banshee barrels. Super strong, will not brake twist or crack.
They are made to take 4mm and 7mm cranks and other cease for 10mm and 12mm cranks
They come as seen with a couple of oil seals oil drip bar Front and back fitting bushes and joining bolts, however trick bolts will all so be available for them if needed please ask.
Out of stock £2100


Boyson 2 stage racing reeeds £60

Lock up stator bolt ring's

These fit under the bolts to give a better finish and stop cracking from over tightoning the bolts as they spread the load

Clear Stator bolt ring's
These fit under the bolts to give a better finish and stop cracking from over tightoning the bolts as they spread the load

Souper Trick Engine fitting bolts
Theys are the bolts that go threw the fixing brackets. ST/ST with ST/ST washers and ST/ST nylocks. Dished £35 or driled £45

Stator cover Speed Block Black

Stator cover Speed block polished

Zeel Mounting box
This is for the new boxes £10

Iggnitech Mounting box
This is for the new boxes £10