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Ø48.00 × 72 power piston

Ø48.00 × 72 power piston: two 8 lands, 0.4 relief, 8 crown, Ø14 centre tube with the Ø6 displacer-rod bore, cross bar and two cheeks with a Ø5 pin bore 14 above the skirt (con-rod at x 10.5..15.5)

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

part	piston-48-rod6
od_mm	48.0
length_mm	72.0
centre_bore_mm	6.0
pin	Ø5 at z 86, x 5..21

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From the full sheet

Pistons Ø48.00 × 72 for a bored 2 in spool: every size, notes, mating features and sources. What 72 mm long piston fits a 2 inch spool bored to 48 mm?