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Engine Parts

At Fun Bikes we have a great range of mini moto pistons, rings, cylinder heads and cranks for your mini dirt bike. Whether you want to replace or repair a part, we have everything you need right here.

Home > Spares > Mini Dirt Bike Spares > Engine > Engine Parts
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Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Silver

Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Silver

Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Convert any 47cc or 49cc engine with this complete upgrade kit. Beautiful 2 piece chrome head 2 Brass head gaskets 2 New piston rings...

Now only £36.00
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Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Silver FUN:BIKES Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Convert any 47cc or 49cc engine with this complete upgrade kit. Beautiful 2 piece chrome head 2 Brass head gaskets 2 New piston rings 2 New piston cir clips New small end bearing New wrist pin New base gasket NGK spark plug Full circle crank = Less vibration Increased torque throughout entire rev range Revs at approximately 3000 RPM higher than standard engine. Doubles Engine power - REPEAT - Doubles engine power!!!! Lovely smooth running with a really fruity full-on sports sound! THE BEST MOD FOR ANY MINI MOTO POCKET BIKE WE HAVE FOUND SO FAR! PCC3D018
SAVE UPTO 30%
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Silver
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Silver
£48.00 36 GBP £36.00 InStock
ADD TO BASKET
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Gold FUN:BIKES Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Convert any 47cc or 49cc engine with this complete upgrade kit. Beautiful 2 piece GOLD head 2 Brass head gaskets 2 New piston rings 2 New piston cir clips New small end bearing New wrist pin New base gasket NGK spark plug Full circle crank = Less vibration Increased torque throughout entire rev range Revs at approximately 3000 RPM higher than standard engine. Doubles Engine power - REPEAT - Doubles engine power!!!! Lovely smooth running with a really fruity full-on sports sound! THE BEST MOD FOR ANY MINI MOTO POCKET BIKE WE HAVE FOUND SO FAR! PC34B353
SAVE UPTO 30%
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Gold
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Gold
£48.00 36 GBP £36.00 InStock
ADD TO BASKET
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Blue FUN:BIKES Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Convert any 47cc or 49cc engine with this complete upgrade kit. Beautiful 2 piece BLUE head 2 Brass head gaskets 2 New piston rings 2 New piston cir clips New small end bearing New wrist pin New base gasket NGK spark plug Full circle crank = Less vibration Increased torque throughout entire rev range Revs at approximately 3000 RPM higher than standard engine. Doubles Engine power - REPEAT - Doubles engine power!!!! Lovely smooth running with a really fruity full-on sports sound! THE BEST MOD FOR ANY MINI MOTO POCKET BIKE WE HAVE FOUND SO FAR! PC1BDB5E
SAVE UPTO 30%
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Blue
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Blue
£48.00 36 GBP £36.00 InStock
ADD TO BASKET
Cobra 4S Engine Casing RHS FUN:BIKES Cobra 4S Engine Casing RHS PC4E3A69
Cobra 4S Engine Casing RHS
Cobra 4S Engine Casing RHS
30 GBP £30.00 InStock
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Cobra 4s Mini Dirt Bike Sprocket Cover FUN:BIKES C obra 4s Mini Dirt Bike Sprocket Cover For the four stroke single cylinder engine only. PCDF08C2
Cobra 4s Mini Dirt Bike Sprocket Cover
Cobra 4s Mini Dirt Bike Sprocket Cover
Cobra 4s Mini Dirt Bike Sprocket Cover
8.4 GBP £8.40 InStock
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Cobra 4s Mini Dirt Bike Piston & Ring Kit FUN:BIKES Cobra 4s Piston & Ring Kit For the four stroke single cylinder engine only. Kits consists of piston, piston rings, grudgin pin and retaining clips. Piston is 43.5mm in diameter. PCE89893
Cobra 4s Mini Dirt Bike Piston & Ring Kit
Cobra 4s Mini Dirt Bike Piston & Ring Kit
21.6 GBP £21.60 InStock
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Cobra 4S Mini Dirt Bike Barrel FUN:BIKES Cobra 4S Barrel PC903E75
Cobra 4S Mini Dirt Bike Barrel
Cobra 4S Mini Dirt Bike Barrel
Cobra 4S Mini Dirt Bike Barrel
12 GBP £12.00 OutOfStock
OUT OF STOCK
Funbikes Cobra 4S Dirt Bike CDI FUN:BIKES Funbikes Cobra 4S Dirt Bike CDI Capacitor discharge ignition unit. Part number 13 DB706B-108
Funbikes Cobra 4S Dirt Bike CDI
Funbikes Cobra 4S Dirt Bike CDI
Funbikes Cobra 4S Dirt Bike CDI
16.8 GBP £16.80 InStock
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Mini Moto, Quad, Motard, Dirt Bike Engine Casings / Crank Cases FUN:BIKES Mini Moto, Quad, Motard, Dirt Bike Engine Casings / Crank Cases PC1B5A78
Mini Moto, Quad, Motard, Dirt Bike Engine Casings / Crank Cases
Mini Moto, Quad, Motard, Dirt Bike Engine Casings / Crank Cases
Mini Moto, Quad, Motard, Dirt Bike Engine Casings / Crank Cases
Mini Moto, Quad, Motard, Dirt Bike Engine Casings / Crank Cases
16 GBP £16.00 InStock
ADD TO BASKET
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Red FUN:BIKES Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Convert any 47cc or 49cc engine with this complete upgrade kit. Beautiful 2 piece chrome head 2 Brass head gaskets 2 New piston rings 2 New piston cir clips New small end bearing New wrist pin New base gasket NGK spark plug Full circle crank = Less vibration Increased torque throughout entire rev range Revs at approximately 3000 RPM higher than standard engine. Doubles Engine power - REPEAT - Doubles engine power!!!! Lovely smooth running with a really fruity full-on sports sound! THE BEST MOD FOR ANY MINI MOTO POCKET BIKE WE HAVE FOUND SO FAR! PC4836A5
SAVE UPTO 30%
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Red
Mini Moto, Quad, Motard, Dirt Bike High Performance Head Kit Red
£48.00 36 GBP £36.00 OutOfStock
OUT OF STOCK
Mini Moto, Quad, Motard, Dirt Bike Full Circle Crank 49cc FUN:BIKES Mini Moto, Quad, Motard, Dirt Bike Full Circle Crank 49cc The advantages of fitting a full circle crank are increased torque throughout the rev range and the engines will vibrate a lot less, which makes the engine smoother. Definitely a mod worth doing. PC053FF0
Mini Moto, Quad, Motard, Dirt Bike Full Circle Crank 49cc
Mini Moto, Quad, Motard, Dirt Bike Full Circle Crank 49cc
15.35 GBP £15.35 InStock
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Mini Moto, Quad, Motard, Dirt Bike Small End Kit - 49cc FUN:BIKES Mini Moto, Quad, Motard, Dirt Bike Small End Kit - 49cc Includes Small end bearing Needle/wrist pin Clips PC3F6EF7
Mini Moto, Quad, Motard, Dirt Bike Small End Kit - 49cc
Mini Moto, Quad, Motard, Dirt Bike Small End Kit - 49cc
3.98 GBP £3.98 InStock
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