Apparatus and method for removing and installing valve-spring re

Details Apparatus and method for removing and installing valve-spring re Apparatus and method for removing and installing valve-spring re

1992-07-09

1993-09-07

Rosenbaum, Mark

Metal working

Method of mechanical manufacture

Disassembling

29219, 2940203, 2940208, 2988842, B23P 1904

Patent

active

052417344

ABSTRACT:
Apparatus and method for removing and/or installing valve-spring retainer assemblies of internal combustion engines and the like employ an existing spark plug opening to mount a tool which is designed to depress a valve spring and thereby disengage an associated valve-spring retainer assembly. Once it has been disengaged, at least a portion of the valve-spring retainer assembly can be removed from a cylinder head of the engine through the tool.

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Volkswagon Handbook, Clymer Publications, Mar. 1972, p. 50.

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