Old school Summit Racing 347 stroker rotating assembly. This is a basically a new assembly, it was installed in a short block I bought years ago, never run. I bought for the block, pulled this out and stored in plastic bags.

Pistons UEM-KB246-030 Hypereutectic flat top with oversized inline valve relief’s, loaded with chrome moly rings. 5.400” I-bean rods with 3/8” rod bolts. Link to pistons

KB KB246-030 Keith Black KB Performance Pistons | Summit Racing

Crankshaft is nodular iron 3.400” stroke. Sold by Summit as Hawks, believe it to be a CATPEP.

This setup with 60cc heads should be about 10.3 to 1compression, 64cc heads 9.9 to 1.