86 cj7 help

86 cj7 help

chilawak

Jeeper
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Location
willows ca
Vehicle(s)
86 cj7 258 stock
i was wondering if a 86 CJ7 258 motor was the only one that used the loger pushrods of about 9.7 inches or so doing a head swap and misplaced the original pushrods and the ones i pick up are too short any help would greatly be appriciated thank you
 
Real common issue when doing a 4.0 swap.

his information was from an old Melling Parts Listing for AMC Engines 258 or the 4.2 liter

PUSH RODS AMC 258 4.2 liter stock cam & set up

MPR-301 9.594” x 5/16 1971-1974 w/o Rocker Arm Shaft
MRP-332 9.658” x 5/16 1971-1974 w/ Rocker Arm Shaft (BB ends)
MPR-301 9.594” x 5/16 1975-1976
MPR-301 9.594” x 5/16 1977 w/ Temp Sending Unit in front of engine
MPR-333 9.622” x 5/16 1977 w/ Temp Sending Unit in rear of engine
MPR-333 9.622” x 5/16 1978-1980
MPR-353 9.700” x 5/16 1981-1988
 
Nice list.screen shot.save.
 

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