Product Description
Rotor
Frequently Asked Questions
Q: What forklift models use the SY51707 rotor?
A: The SY51707 rotor is compatible with Toyota, Hyster, and Yale forklifts equipped with standard distributor ignition systems. Confirm your specific model and engine type matches the rotor configuration before ordering.
Q: What are the SY51707 dimensions and rotor arm length?
A: The SY51707 rotor arm spans approximately 1.5 to 2 inches and seats on the distributor shaft with a spring-loaded pin or keyway connection. Verify shaft diameter and rotor seat type against your distributor cap to ensure proper fit.
Q: How long does an SY51707 rotor typically last?
A: A distributor rotor typically operates for 25,000 to 40,000 hours before carbon and metal electrode wear causes misfiring. Environmental factors like moisture exposure and high ambient temperature can reduce lifespan.
Q: What symptoms indicate the SY51707 rotor needs replacement?
A: Replace the rotor if the forklift engine runs rough at idle, misfires under load, exhibits hard starting, or if you observe black carbon tracking or pitting on the rotor arm electrode surface.
Q: What material is the SY51707 rotor made from?
A: The SY51707 rotor core is phenolic composite plastic with a brass or copper electrode contact point. This construction provides electrical conductivity, heat resistance, and durability under continuous engine operation.
Q: Can I cross-reference the SY51707 to other distributor rotor part numbers?
A: The SY51707 may cross-reference to Toyota part numbers 19100-58010 or equivalent OEM rotors for similar-era forklift engines. Verify terminal type and shaft fit before substituting any equivalent parts.