1. ZT173YMM cylinder head assembly B
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2. 3×27(inner diameter 25.4)×19 sliding rod(DLC)
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4. φ 8.85 valve clearance adjusting pad
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Quantity
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4
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Remarks: The picture form is all the size specifications , please Remarks clearly the required specifications when buying, otherwise it will be shipped randomly.The prices of all specifications are the same, and the unit price only corresponds to one of the specifications, not the cumulative sales price of all specifications in the table above.
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5. Φ7.5 valve clearance adjustment pad
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Quantity
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4
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Remarks: The picture form is all the size specifications (thickness from 1.20 to 2.10mm in 0.05mm increments), please Remarks clearly the required specifications when buying, otherwise it will be shipped randomly.The prices of all specifications are the same, and the unit price only corresponds to one of the specifications, not the cumulative sales price of all specifications in the table above.
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6. ZT173YMM intake camshaft sub-assembly B (home-made)
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7. ZT173YMM exhaust camshaft sub-assembly B (home-made)
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8. CR8EI-0.8 sparking plug (with nut )
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Quantity
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1
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Remarks:The vehicles ZT250-S upgraded model produced before 2017-12-07 choose the EFI ignition coil + CR8EI－0.8 spark plug (with nut cap) of ZT310.The vehilces of ZT250-S model produced after 2016-12-01 choose the high voltage line B + CR8EI－0.8 spark plug(with nut cap) of ZT173YMM.The following operations easily lead to carbon deposition on the spark plug:1.in situ bomb throttle;2.long-term short distance at low speed; 3.the engine temperature is too low when driving.16# sleeve.
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9. CR8EI-0.8 sparking plug
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Quantity
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1
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Remarks:The vehicles of ZT250-S model produced before 2016-12-01, ZT250-S upgraded model and ZT250-R model produced after the 2017-12-07 need to choose this accessory.
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10. heat radiation rubber
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Quantity
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3
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Remarks:Parts for the after sale.
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11. ZT173YMM intake valve B
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Quantity
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2
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Remarks: Confirm you have ability to assemble and place orders
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12. ZT173YMM exhaust valve B
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Quantity
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2
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Remarks: Confirm you have ability to assemble and place orders
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13. Φ5.0 valve stem diameter oil seal
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Quantity
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4
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Remarks:Be sure to confirm that you have ability to assemble it and then you place an order.
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14. 16.5×23.5×1 valve spring seat
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Quantity
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4
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Remarks:Be sure to confirm that you have ability to assemble it and then you place an order.
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15. ZT180MN valve inner spring A
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Quantity
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4
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Remarks: Be sure to confirm that you have ability to assemble it and then you place an order.The production of old springs has been discontinued. If you buy springs for ZT250-S model, it is recommended to purchase 4 piece of 1050154-040000 ZT180MN inner valve spring A, 4 piece of 1050154-039000 ZT180MN outer valve spring A, 4 pieces of 1050154-016000 ZT180MN valve spring upper ring and 8 pieces of 1050154-017000
ZT180MN valve lock clip for replacement.
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16. ZT180MN valve outer spring A
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Quantity
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4
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Remarks: Be sure to confirm that you have ability to assemble it and then you place an order.The production of old springs has been discontinued. If you buy springs for ZT250-S model, it is recommended to purchase 4 piece of 1050154-040000 ZT180MN inner valve spring A, 4 piece of 1050154-039000 ZT180MN outer valve spring A, 4 pieces of 1050154-016000 ZT180MN valve spring upper ring and 8 pieces of 1050154-017000
ZT180MN valve lock clip for replacement.
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17. ZT180MN Valve spring ring
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Quantity
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4
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Remarks:Be sure to confirm that you have ability to assemble it and then you place an order.
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18. ZT180MN Valve lock clamp
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Quantity
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8
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Remarks:Be sure to confirm that you have ability to assemble it and then you place an order.
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19. ZT173YMM valve spring upper ring
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Quantity
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14
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Note: This model has been discontinued. Each valve needs to purchase 1 piece of 1050154-016000 ZT180MN valve spring upper ring and 2 pieces of 1050154-017000 ZT180MN valve lock clip for replacement.
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20. ZT173YMM valve lock clip
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Quantity
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8
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Note: This model has been discontinued. Each valve needs to purchase 1 piece of 1050154-016000 ZT180MN valve spring upper ring and 2 pieces of 1050154-017000 ZT180MN valve lock clip for replacement.
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21. AYM8-M8×38 double head 10.9 studs bolts(environmental color Zinc)
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Quantity
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2
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Remarks:Be sure to confirm that you have ability to assemble it and then you place an order.
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