GM Camaro 1967-1981 Repair Guide

Pistons and Connecting Rods

Imprimir

REMOVAL & INSTALLATION



See Figures 1 through 16

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Fig. Fig. 1: Check the ring end-gap by squaring it in the cylinder bore with an inverted piston, then using a feeler gauge



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Fig. Fig. 2: Ring gap location for all engines with the exception of the 231 cid V6 engine



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Fig. Fig. 3: Ring gap location for the 231 cid V6 engine



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Fig. Fig. 4: Piston-to-connecting rod relationship for 230 and 250 cid (inline) engines



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Fig. Fig. 5: Piston-to-connecting rod relationship for small block V8 and V6 engines



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Fig. Fig. 6: Piston-to-connecting rod relationship for big block (Mark IV) V8 engines



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Fig. Fig. 7: Place rubber hose over the connecting rod studs to protect the crank and bores from damage



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Fig. Fig. 8: Carefully tap the piston out of the bore using a wooden dowel



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Fig. Fig. 9: Use a ring expander tool to remove the piston rings



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Fig. Fig. 10: Clean the piston grooves using a ring groove cleaner



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Fig. Fig. 11: You can use a piece of an old ring to clean the piston grooves, BUT be careful, the ring is sharp



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Fig. Fig. 12: Checking the ring-to-ring groove clearance



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Fig. Fig. 13: The notch on the the side of the bearing cap matches the groove on the bearing insert



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