Ebook Description :

Chevy 454 belt problem hi my name is john martin i live in harahan la just outside of new orleans i just read the messages concerning the chevy 454 water pump alternator belt i thought i was alone that had troubles with this i have a 1987 holiday rambler rv with 102000 miles that i purchased 7 years ago with 50000 miles. Crank water pump alternator air pump belt year description part number belt tension 1985 1 2 1989 poly v 6 rib 5598 inches 14220 mm gm 14087540 napa 6k560 or 25060560 or 25060560hd autozone 560k6 or 5060560 or 560k6 used 75 5lbs new 125 5lbs crank to power steering pump belt year description. Diagram 2 is for the 2nd crank groove and utilises the 1st groove on the water pump pulley the a c pulley and the 2nd groove on the p s pulleybelt no 15590 diagram 3 is for the 3rd groove on the crank if your motorhome uses a serpentine belt it replaces the belt in track number 3 serpentine belt no 6k560. Water pump mechanical high volume long 1969 1986 chevy big block mk iv 396 427 454 steel natural each part number mil 16225. Most of the time its the water pump pulley bearing if your water pump has over 40k miles replace it w oem this could be a air pump water pump or ac compressor problem fan clutch can go out and take the water pump with it i have included a front pic of a 89 454 showing fan belt routing if someone needs it for reference dave