Cub Cadet Challenger 750

2-6
750 UV Engine Specifications
Item Metric Standard
Service Wear
Limit
Valve Spring:
Inner Spring
Free Length
IN
EX
Set Length
(Valve Closed)
IN
EX
Compressed
pressure (Installed)
IN
EX
Tilt limit *
IN
EX
Direction of winding
32.63mm (1.28in) 31.0mm (1.22in)
36.46mm (1.44in) 34.6mm (1.36in)
27.5mm (1.08in)
31.0mm (1.22in)
100.0 ~115.7N (22.49 ~ 26.01lb)
120.6 ~138.3N (27.12 ~ 31.09lb)
2.5°/ 1.4 mm
(2.5°/0.055in)
2.5°/1.6 mm
(2.5°/0.063in)
Both Intake and Exhaust Clockwise