Big Bore Kits

Showing 1–10 of 32 results

Airsal 50mm Big Bore Cylinder Kit for QMB139 50cc
$128.67
SKU: 158-3
Brand :
Airsal

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Blue Line 4T Big Bore w/ Head (72cc, 69mm Valves): QMB139
$58.20
SKU: 1100-1515
Brand :
Blue Line

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Blue Line Big Bore Kit w/ Head 4T (72cc, 64mm Valves); QMB13
$58.94
SKU: 1100-1439
Brand :
Blue Line

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Hoca 70cc 2-stroke Big Bore Kit – 12mm Piston Pin
$135.47
SKU: 169-153
Brand :
Hoca

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Koso 170cc 61mm Big Bore Kit – compatible with Grom & Monkey
$377.73
SKU: 128-6
Brand :
Koso

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Koso 170cc Big Bore Kit with 4V Cylinder Head – compatible with Grom & Monkey
$985.16
SKU: 128-18
Brand :
Koso

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Malossi, Cylinder Kit; GP1/Runner 50
$315.56
SKU: M 317353
Brand :
Malossi

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Naraku GY6 58.5mm Big Bore Kit
$129.17
SKU: 137-61
Brand :
Naraku

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Naraku GY6 58.5mm Big Bore Kit – Forged Piston
$179.68
SKU: 137-9
Brand :
Naraku

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Naraku GY6 63mm Big Bore Kit
$198.23
SKU: 137-11
Brand :
Naraku

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