Chrysler RAM TRUCK 2500 1994 Service Manual page 842

E N G I N E SPECIFICATIONS (CONT)
V a l v e Springs
Free Length (Approx.) ..............49.962 mm
(1.967 in)
Spring Tension
Valve Closed 369 - 405 N @41.66 mm
(81 - 89 lbs @1.640 in)
Valve Open 865 - 956 N ©30.89 mm
( 1 9 0 - 2 1 0 l b s @ 1 . 2 1 6 i n )
Number of Coils 6.79
Wire Diameter ..4.496 mm
(0.177 in)
V a l v e Timing
Exhaust Valve (degrees)
Closes (ATC) 25
Opens (BBC) 60
Duration 265
Intake Valve (degrees)
Closes (ABC) 6.1
Opens (BTC) 6
Duration 246
Valve Overlap (degrees) ...31
J9409-84