4 Cycle Engine Oil

Castrol provides synthetic, synthetic blend and conventional oil for your 4-stroke motorcycle engine.

Castrol POWER1 V-Twin full synthetic motorcycle oil

Castrol Power1 V-Twin is a full synthetic 
4-stroke motorcycle oil exclusively designed to deliver ultimate performance in modern V-Twin engines, transmissions and primary chaincases.

Castrol POWER1 4T full synthetic motorcycle oil

Castrol Power1 is advanced, synthetic, premium quality engine oil designed for 
4-stroke motorcycles.

Act>evo 4T part synthetic motorcycle oil

Castrol Act>evo 4T is a part synthetic motorcycle oil suitable for all makes of 
4-stroke bikes, both carburetor and fuel injected.

Castrol GO! 4T conventional motorcycle oil

Castrol GO! 4T is a high quality engine oil designed for 4-stroke motorcycles.