Cylinders and BBK's

Showing 1–24 of 120 results

Naraku Cylinder Top End Rebuild Kit for Yamaha Cygnus Zuma 125, BWs 5ML 4V

$119.99

Complete cylinder kit with all gaskets and small parts for fitting. This 125cc Naraku cylinder yields engine performance corresponding to the original. Thus ideal as a top quality inexpensive replacement for a defective original cylinder. The piston features the Naraku …

Airsal Cylinder Kit 62cc Big Bore Kit 46mm Bore for Hyosung SB, SD, SF 50 Scooter

$74.99

Hyosung Airsal Cylinder Kit 62cc Big Bore 46mm for Hyosung SF50, United Motors XPeed, Kasea Sense, Hyosung SD Avanti 50 Scooters Cylinder kit Airsal sport 62cc 46mm for Hyosung SF50 AS11862 The big brother of the 50cc cylinder kit: the …

Polini wrist pin / small end bearing reinforced 12x17x16mm for cylinder kits that use a 12mm wrist pin

$16.99

Polini gudgeon pin – Dimensions 12x17x15.7 (inner diameter x outside diameter x width), for cylinder kits that use a 12mm gudgeon pin. product suitable for: AGM-Firejet YY50QT-27 ATU Explorer-Candy 50 ATU Explorer-Classic 50 ATU Explorer-Commodo 50 ATU Explorer-Hi 50 ATU …

Kitaco Light Bore Up Kit for Yamaha JOG-ZR, Giggle, C3, NEO, Zuma50F

$299.99

[Specification] Aluminum Hard Plating Cylinder Engine Displacement: 63cc Bore Diameter: Φ43 Stroke: 43.5mm (STD ) Piston: Casting •It is drastic acceleration & power! It is a long-awaited bore up kit appeared in Injection JOG! It generates a huge torque that …

Samurai 58.5mm 155cc Big Bore Cylinder Kit for Yamaha Zuma 125

$185.99

Samurai 58.5mm Big Bore Cylinder Kit for the Yamaha Zuma 125. Upgrades your engine to 155cc! Bore: 58.5mm Overall Height (cylinder): 93mm *Professional installation is recommended. Some modification may be required.

Malossi Sport Cylinder Kit – 70cc for Derbi AC Scooter Engines

$129.99

cylinder kit Malossi sport 70cc for Derbi engine AC Malossi Derbi Scooter Cylinder Kit Malossi Sport 70cc for Derbi engine AC Malossi Sport 70 strong torque cast iron cylinder kit with robust piston and 2 rings. Easy to tune and …

RnDmoto 100CC 50mm Big Bore Cylinder Kit for GY6-50 139QMB / QMB139 49cc Scooters

$89.95

Everything you need to bump your 139qmb engine up to a whopping 83cc. Many places commonly call this a 100cc kit. The bore diameter is a full 50mm, the largest you can go! Get the advantage on everyone else and …

Stage6 BBK Cylinder Kit 70cc Sport Pro MK2 for Minarelli vertical (Yamaha BW’s / Slider & MBK Booster) Scooters

$219.99

Stage6 Cylinder Kit 70cc Sport Pro MK2 10mm piston pin Minarelli vertical (Yamaha BW’s / Slider – MBK Booster / Stunt). The first generation Sport Pro MK1 cylinders became very popular among scooter tuners, then Stage6 took things to the next …

Naraku Performance BBK / Cylinder kit 70cc for Morini AC

$64.99

70cc cast iron cylinder kit from Naraku for Morini engines. The Naraku piston is supplied with a molybdenum coating which protects both cylinder and piston during the running in process, this coating usually dissolves after time. This cylinder is suitable …

Malossi 190cc Big Bore Kit for HONDA NSR F or R, CRM 125 and RAIDEN liquid cooled

$549.99

ALUMINIUM Ø 65 CYLINDER KIT Made in Italy. Malossi aluminium cylinder kit: the best balance between component performance and life of the component. The aluminium cylinder kit produced by Malossi s.p.A. is designed and manufactured with the specific objective of obtaining high …

Stage6 R/T Cylinder Adapter Plate w/ bolts Big Bore 95cc Minarelli horizontal LC (Yamaha Aerox)

$159.99

Stage6 R/T Cylinder Adapter Plate w/ stud bolts Big Bore 95cc Minarelli horizontal LC (Yamaha Aerox), adapter for Stage6’s most powerful kit. This adapter plate is the base for mounting the Stage6 R/T Big Bore 95cc cylinders; it is made …

Naraku BBK Cylinder Kit 50cc for Morini AC 2T Engines TGB 101, TGB 303, Italjet 50

$69.99

Morini Naraku Cylinder Kit 50cc for Morini AC The Naraku 50cc cast iron cylinder is a an affordable and robust alternative for those who are looking for a replacement top end due to cylinder or piston damage. Franco Morini two …

Athena Cylinder Kit With Head – 80 Cc – ø 47,6 Long Stroke

$259.99

In this kit the stroke is increased to 43 mm. You need to order the relative crankshaft. ATTENTION! To assemble this crankshaft it is necessary to bore out the housing diameter. All ATHENA products, which are manufactured with higher displacement …