Go to http://www.inlinefour.com/spoon18lstro.html, its a complete rebuild kit, Inline Four offers B16B owners a chance to stroke their existing 77.4mm stroke to a 87.2mm utilizing the Spoon 1.8L stroker kit. The bore is kept at 81.0mm, but is also offered in 81.25mm for oversized applications. Compression level is set at 11.3:1 with this kit. Kit consists of crankshaft, pistons w/ wristpins, piston rings, connecting rods and a 2ply. Spoon metal headgasket. SPECIAL ORDER ITEM. that should help a little. Its like $1180 for the whole kit but includes basicly everything you need