Welcome to Scooter Parts R Us, your One Stop scooter parts store. You name it, we have it. We get our parts directly from the manufacture, so that you will get the best part for LESS.
This is a high performance 125cc aluminum cylinder assembly kit. The kit included an aluminum cylinder block, a high compression piston (curve dome), piston rings, piston pin (13mm), piston pin clips, and 2 gaskets. This kit does not fit the vertical style motor.
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $95 | 4 stroke high performance 125cc aluminum cylinder assembly kit | $10.95 | $105.95 |
This is a 125cc cylinder head assembly for horizontal motor. It will not fit the vertical motor. This assembly came with all internal parts, like rocker arms, valves assembly, etc.
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $109 | 4 stroke 125cc cylinder head assembly kit with gaskets | $10.95 | $119.95 | |
| 1 | $99 | 4 stroke 125cc cylinder head assembly kit without gaskets | $10.95 | $109.95 |
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $115 | 4 stroke 3-valve cylinder head assembly (without cover plates) We only sell this as a replacement only, not as an upgrade. Because we don't have the cover plates for the cylinder head for you to upgrade from 2 valves to 3 valves. | $10.95 | $125.95 |
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $115 | 4 stroke 140cc cylinder head assembly (without cover plates) We only sell this as a replacement only, not as an upgrade. Because we don't have the cover plates for the cylinder head for you to upgrade from 125cc to 140cc. | $10.95 | $125.95 |
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $80 | 4 stroke 150cc Air Cooled Vertical Motor cylinder kit (uses a 62mm piston, 15mm wrist pin, 50mm piston wrist pin length) | $10.95 | $90.95 | |
| 1 | $109 | 4 stroke 200cc Air Cooled Vertical Motor 63.5mm cylinder kit | $10.95 | $119.95 |
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $109 | 4 stroke 200cc Water Cooled Vertical Motor 63.5mm cylinder kit | $10.95 | $119.95 | |
| 1 | $119 | 4 stroke 250cc Water Cooled Vertical Motor 67mm cylinder kit | $10.95 | $129.95 |
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $119 | 4 stroke 250cc Air Cooled Vertical Motor 67mm cylinder kit | $10.95 | $129.95 |
* Not all 4 stroke engines use the same spark plug. Some use the big tread and some use small tread.
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $9.75 | 4 stroke racing spark plug B9EGV (large tread) | $2.95 | $12.70 | |
| 1 | $8 | 4 stroke performance spark plug C8HSA (small tread) | $2.95 | $10.95 | |
| 1 | $5 | 4 stroke stock spark plug C7HSA (small tread) | $2.95 | $7.95 | |
| 1 | $6 | 4 stroke spark plug plug | $2.95 | $8.95 |
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $42 | 4 stroke cylinder block - 50cc | $9.95 | $51.95 | |
| 1 | $45 | 4 stroke cylinder block - 70cc | $9.95 | $54.95 | |
| 1 | $48 | 4 stroke cylinder block - 90cc | $9.95 | $57.95 | |
| 1 | $50 | 4 stroke cylinder block - 100cc | $9.95 | $59.95 | |
| 1 | $50 | 4 stroke cylinder block - 110cc | $9.95 | $59.95 | |
| 1 | $55 | 4 stroke crank shaft - 50cc | $8.95 | $64.95 | |
| 1 | $58 | 4 stroke crank shaft - 90cc | $9.95 | $67.95 | |
| 1 | $19 | 4 stroke intake and exhaust vales set - 50 cc | $4 | $23 | |
| 1 | $19 | 4 stroke intake and exhaust vales set - 90 cc | $4 | $23 |
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $40 | 4 stroke cylinder head - 50cc | $9.95 | $49.95 | |
| 1 | $42 | 4 stroke cylinder head - 70cc/90cc | $9.95 | $51.95 | |
| 1 | $44 | 4 stroke cylinder head - 100cc | $9.95 | $53.95 | |
| 1 | $45 | 4 stroke cylinder head - 110cc | $9.95 | $54.95 | |
| 1 | $12 | 4 stroke rocker arm | $4 | $16 | |
| 1 | $20 | 4 stroke rocker arm set | $4 | $24 |
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $8 | 4 stroke oil dip stick (short) | $4 | $12.00 | |
| 1 | $8 | 4 stroke oil dip stick (long) | $4 | $12.00 | |
| 1 | $17 | 4 stroke oil pump (50cc to 110cc) | $4 | $21.00 | |
| 1 | $7 | 4 stroke magnetic oil drain screw | $4 | $11.00 |
| Unit | Price | Description | Shipping | Total | Shopping Cart |
| 1 | $15 | 4 stroke oil dip stick with temperature gauge - red | $4 | $19 | |
| 1 | $15 | 4 stroke oil dip stick with temperature gauge - blue | $4 | $19 | |
| 1 | $12 | 4 stroke oil dip stick - red | $4 | $16 | |
| 1 | $12 | 4 stroke oil dip stick - blue | $4 | $16 |
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