Gorilla Motor Works

NARAKU sports variator for GY6 and 50cc Kymco 4-stroke engines as well as tuned Kymco/ SYM s-stroke engines. When calibrated, this variator provide...

This piston ring set for 90cc GY6 cylinders (52.4mm bore) is specially manufactured for the 90cc Naraku 4-stroke cylinder (NK100.52).

OEM-quality valve stem oil seal made by Taiwanese and Japanese manufacturers. Naraku offers a set of 2 valve seals for 4-stroke cylinder heads. Exc...

This piston ring set for 50cc GY6 cylinders (39mm bore) can be optionally used in Naraku 4-stroke cylinders, but is also suitable for original cyli...

Naraku clutch spring set for 125/150cc original and Naraku sports clutches for GY6, Kymco, Honda, Malaguti, Keeway Maxi scooters.+1500 rpm +2000rpm...

Current Naraku counterpressure springs with different alloying of the spring steel. A necessary addition where engines have been tuned. RPM increas...

Naraku High Performance clutch bell with patented R-Vent system for more fresh air over the clutch. Prevents wear and loss of friction. Great value...

Naraku Crossover exhaust silencer.

Naraku crankshaft in OEM-quality to match Japanese and Taiwanese alternatives. Kitted with high quality, heavy duty quality bearings which allows f...

NARAKU high-quality belts. High grip combined with good flex minimise friction losses and transmit the engines power to the road. One of the best b...

NARAKU high-quality belts. High grip combined with good flex minimise friction losses and transmit the engines power to the road. One of the best b...

Naraku cylinder gasket set (61mm/170cc) 4-stroke

Naraku piston kit [61mm / 170cc] 4-stroke

Naraku cylinder gasket set (63mm/180cc) 4-stroke

Naraku piston kit [63mm / 180cc] 4-stroke

Naraku cylinder gasket set (58.5mm/160cc) 4-stroke

Naraku piston kit [58.5mm / 160cc] 4-stroke

Naraku Crossover exhaust silencers.

Replacement gaskets for Naraku Crossover exhaust silencers.

Retaining clamp for Naraku Crossover exhaust silencers.

The NARAKU crossover combines Racing design with an internal structure that is tailored to the requirements of 4-stroke engines. Road legal thanks ...

Common problems with stock cylinder heads on the Chinese 4-stroke engines are generally known to be expensive and involve high costs. Chinese repla...

Naraku carburettor repair kit for 50-90cc carbs. Comes with adjustable needle, needle clip, 80 main jet, pilot jet, float bowl gasket, idle jet, mi...

Naraku Sports Contra Spring V.2 +1500rpm The current version of the Naraku counter pressure spring uses a modified alloy spring providing better re...