Big Bore Kits & Cylinder Kits

56 Products

Naraku 50cc Cylinder Kit for AC Piaggio 2-Stroke
Part #: 137-88
$94.99
Naraku 50cc Cylinder Kit for SYM
Part #: 137-71
$134.99
TFC 54mm Cylinder and Stroker Crankshaft Kit - Honda Dio
Part #: 179-1
$509.99
Universal Parts QMB139 39mm Cylinder Kit
Part #: 151-257
$38.99
Naraku 42mm Performance Cylinder Kit for SYM
Part #: 137-15
$124.99
Universal Parts 47mm QMB139 Cylinder Kit
Part #: 151-255
$59.99
SSP-G Zuma 50F Big Bore Cylinder & Head Kit - 47mm
Part #: 169-452
$499.99

Out of Stock

Polini 49mm Cylinder Kit for Vespa ET4
Part #: 146-74
$329.99
Universal Parts QMB139 50mm Big Bore Cylinder Kit
Part #: 151-258
$69.99
Universal Parts Complete 50mm QMB139 80cc Kit
Part #: 151-269
$129.99
SSP-G 50mm QMB139 Performance Cylinder Kit
Part #: 169-54
$116.99
Airsal 50mm Big Bore Cylinder Kit for QMB139 50cc
Part #: 158-3
$119.99
Naraku QMB139 52.4mm Performance Cylinder & Head Kit
Part #: 137-4
$254.99
Universal Parts GY6 150cc 57.4mm Cylinder Kit
Part #: 164-308
$49.99
Universal Parts GY6 Cylinder and Head Kit
Part #: 164-319
Naraku GY6 58.5mm Big Bore Kit
Part #: 137-61
$109.99
Naraku GY6 58.5mm Big Bore Kit - Forged Piston
Part #: 137-9
$159.99
SSP-G 61mm Drop In Cylinder Kit for GY6
Part #: 169-485
$156.99
SSP-G GY6 61mm Big Bore Cylinder Kit
Part #: 169-173
$156.99
Universal Parts GY6 61mm Big Bore Cylinder Kit
Part #: 164-309
$61.99
Universal Parts GY6 63mm Big Bore Cylinder Kit
Part #: 164-310
$79.99
Naraku GY6 63mm Big Bore Kit
Part #: 137-11
$179.99
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Select up to 4 items to compare.