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In standard form, the 347 Street Fighter consists of a nodular-iron crankshaft (3.400-inch stroke), Blue Thunder 5.400-inch-long connecting rods, Probe 4.030-inch hypereutectic pistons, Clevite bearings, plasma-moly piston rings and a high-volume oil pump. Coast gets the stroke by offset-grinding the crankshaft 0.060 inch. The block is bored 0.030 inch oversize. Most builds include a new block.