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Hammerhead 63mm (180cc) Big Bore Kit for 150cc, GY6 Engines

180cc / 63mm Big Bore Kit for 150cc, GY6 Engines
$169.99
Availability: In stock
SKU
1100-1438_hhpPS
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Frequently bought together

  1. Hammerhead 63mm (180cc) Big Bore Kit for 150cc, GY6 Engines
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  9. HammerHead Nicasil Cylinder Big Bore Kit 58.5mm (155-160cc) for GY6, 150cc - EG‐GY6‐C585
Total price: $0.00
Product Name Price Options
Hammerhead 63mm (180cc) Big Bore Kit for 150cc, GY6 Engines Hammerhead 63mm (180cc) Big Bore Kit for 150cc, GY6 Engines $169.99
SSP-G Engine Case Boring Tool for GY6, 150cc SSP-G Engine Case Boring Tool for GY6, 150cc $179.99
HammerHead High-Performance Exhaust Kit with Intake, UNI Filter and Jets for 150cc, GY6 HammerHead High-Performance Exhaust Kit with Intake, UNI Filter and Jets for 150cc, GY6 $299.99
UNI Filter 2-Stage Angle Pod Air Filter, 55mm I.D. X 102mm Length - UP-4200AST   + $0.00
Hammerhead Performance Intake / Velocity Stack for 150cc, GY6 - INTAKE-150   + $0.00
Hammerhead Maximum Performance CVT Package for 150cc, GY6 - CVTMAX Hammerhead Maximum Performance CVT Package for 150cc, GY6 - CVTMAX $429.99
Dr. Pulley Clutch Variator, Front Driver Pulley for 150cc, GY6 - V181401 replaces 181401   + $0.00
Dr. Pulley HIT Clutch Rear Driven Pulley with Outer Bell, 60 Degrees for 150cc - C181401 / B181401 replaces 181401   + $0.00
Hammerhead Drive Belt, 743x20x30 Belt for 150cc, GY6 - M150-1033000 replaces 3050270, 14363, 152.10.300   + $0.00
HammerHead Nicasil Cylinder Big Bore Kit 58.5mm (155-160cc) for GY6, 150cc - EG‐GY6‐C585 HammerHead Nicasil Cylinder Big Bore Kit 58.5mm (155-160cc) for GY6, 150cc - EG‐GY6‐C585 $149.99
Total Selected Items:
Cart Subtotal $0.00
63mm Big Bore Kit for 150cc and 125cc GY6 4-stroke engines and engine based vehicles. Crankcase modifications are needed for this cylinder kit. Increases displacement to 180cc!

It is recommended to upgrade the jets in the carburetor when adding this modification.
  • Includes cylinder, piston, pin, circlips, rings, head gasket and base gasket
  • Upgrades to 180cc
  • Bore: 63mm
  • Overall Height: 90.5mm
  • Cylinder Sleeve Outer Diameter: 64.9mm

NO WARRANTY OR RETURNS ON BIG BORE PRODUCTS THAT REQUIRE CASE MODIFICATIONS.  BORE AT YOUR OWN RISK.  WE HIGHLY RECOMMEND HAVING PROFESSIONALS DO THIS JOB.

More Information
Price $169.99
Color Combinations Black

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