Housing material innovation
ADC12 die-cast aluminum alloy is used to replace the original plastic parts
The thermal conductivity is increased by 400%, and the heat conduction efficiency reaches 96-130W/m·K
The operating temperature range is extended to -50℃~200℃, and the creep resistance is increased by 3 times
Sealing system optimization
Application of ACM (acrylic rubber) special sealing gasket
Passed SAE J200 RMA Class 3 certification
Oil resistance is increased by 60% (ASTM D471 standard)
Compression permanent deformation rate <15% (150℃×70h test)
Structural reliability is enhanced
Linear thermal expansion coefficient is reduced to 23.6μm/m·℃ (82% less than plastic parts)
Surface anodizing treatment, hardness reaches HV400 or above
Passed 3000 hours salt spray test (ASTM B117 standard)
Maintenance economy
Maintenance cycle extended to 150,000 kilometers
Fatigue life>5×10^6 stress cycles
Adaptable to all EA888 Gen3 engines (1.8T/2.0T)
This upgrade solution has been verified by the bench to reduce the operating temperature of the timing system by 12-15℃, effectively solving the oil leakage problem caused by thermal aging of original plastic parts.
