Blocks and Internals LS1/LS6 5.7L 346cid Block These blocks come ready for the stock 3.62" stroke and 3.900" pistons. $1000 +shipping. LS2 6.0L 364cid Block These blocks come ready for the stock 3.62" stroke and 4.000" pistons. S1200 +shipping. L92/LS3 6.2L 376cid Block These blocks come ready for the stock 3.62" stroke and 4.060" pistons. $1400 +shipping. LS7 7.0L 427cid Block These blocks come ready for the stock 4.00" stroke and 4.125" pistons. $2725 +shipping. Eagle Stroker Kit These can be ordered with different strokes, bores, and brand pistons. $2373.75 and up Eagle Crankshafts These 4340 Cranks are good to 1500HP. $1000 to $1100 Eagle H Beam Rods $625 Pistons Kits Pistons kits are made by several companies. Which ones get used depends on what type of motor is needed. $550 to $1200 a set.