Cylinder Kit (Big Bore) 392cc 'Assassin' for Yamaha Banshee

ThisDriveline Performance 392cc big bore Assassin ATV cylinder kit uses stock appearing Assassin cylinders with a 68mm Nikasil bore.

Driveline Performance 392cc Assassin Big Bore Cylinder Kit Features

• 68mm big bore stock appearing Assassin cylinders, a design from Driveline Performance
• 68mm Nikasil bore, triple exhaust ports, larger intake and transfer ports
• Machined in house to ensure that all cylinder specs are proper for a stock stroke crankshaft
• Machined to specific heights so there are no spacer plates required, a standard.020 inch base gasket is all that is needed
• Designed to be used with a 54mm stock stroke crankshaft with stock 110mm rods
• Exhaust port timing of 190, which gives a very broad power band

Driveline Performance 392cc Assassin Big Bore Cylinder Kit Specifications

• Brand: Driveline Performance
• Product type: Big bore cylinder kit
• Model: Assassin
• Displacement: 392cc
• Bore size: 68mm
• Bore plating: Nikasil
• Exhaust ports: Triple
• Exhaust port timing: 190
• Crankshaft: 54mm stock stroke with stock 110mm rods
• Base gasket:.020 inch

What's Included

• 2 cylinders Nikasil plated to a 68mm bore size
• 2 Wiseco forged 68mm custom pistons with a 9-degree dome angle and custom intake window design
• Rings, wrist pins and circlips
• 2 rubber water jacket plugs
• 1.020 inch base gasket
• 10 stock style head studs

Peak H.P. and power curves will vary depending on the amount of compression and timing you choose to use along with the quality of reeds and carburettors that are being installed.