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Rocker Arm Shaft Kit for ZS177MM 250cc Engines – Fits BSE, for KAYO, NC250 Dirt Bikes – OEM-Style Valvetrain Replacement in Kuwait Rocker Arm Shaft Kit for ZS177MM 250cc Engines – Fits BSE, for KAYO, NC250 Dirt Bikes – OEM-Style Valvetrain Replacement in Kuwait Rocker Arm Shaft Kit for ZS177MM 250cc Engines – Fits BSE, for KAYO, NC250 Dirt Bikes – OEM-Style Valvetrain Replacement in Kuwait Rocker Arm Shaft Kit for ZS177MM 250cc Engines – Fits BSE, for KAYO, NC250 Dirt Bikes – OEM-Style Valvetrain Replacement in Kuwait Rocker Arm Shaft Kit for ZS177MM 250cc Engines – Fits BSE, for KAYO, NC250 Dirt Bikes – OEM-Style Valvetrain Replacement in Kuwait

Rocker Arm Shaft Kit for ZS177MM 250cc Engines – Fits BSE, for KAYO, NC250 Dirt Bikes – OEM-Style Valvetrain Replacement

KWD 27
Brand
Agluyrex
Weight
400 g
– 1 +

Special Features

  • Direct fit for ZS177MM NC250 250cc 4-stroke 4-valve water-cooled engines
  • Compatible with BSE, for KAYO and many popular 250cc dirt bike models (Motoland, SM-Motors, BRZ, Motax, FXMoto, Avantis, Hengjian, Guizun, Kews, Beihai, Bosuer, Xmoto, T6, J5, RX3, ZS250GY-3)
  • Complete rocker arm and shaft kit replaces worn valve-train components for restored engine
  • Hardened shafts and precision-machined rocker arms for improved durability under off-road stress
  • Direct-replacement design for straightforward bolt-in installation and maintenance—no modifications needed
  • Improves valve-train stability and timing consistency for smoother power and reduced valve float at high RPMs
  • Ideal upgrade for off-road, trail and motocross use where reliable valve operation is critical

Description

NC250 Rocker Arms & Shafts Kit — Direct Replacement for ZS177MM 250cc Engines
Restore and strengthen your valve train with this complete rocker arm and shaft kit designed specifically for ZS177MM NC250 250cc 4-stroke 4-valve water-cooled engines. Built to meet the demands of off-road riding, the kit includes precision-machined rocker arms and hardened shafts to resist wear and maintain valve timing under heavy use.

Wide Model Compatibility:
Fits a broad range of 250cc dirt bikes that use the ZS177MM engine, including BSE, for KAYO and models from Motoland, SM-Motors, BRZ, Motax, FXMoto, Avantis, Hengjian, Guizun, Kews, Beihai, Bosuer, Xmoto, T6, J5, RX3 and ZS250GY-3.

Benefits:
- Restores proper valve clearance and timing for smoother idle and improved response.
- Precision components reduce valve-train wear and extend engine service life.
- Robust construction handles the rigors of off-road and motocross conditions.

Package Contents:
Same as the product page.

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