Scat F-43 Series Forged Crankshaft - 3.500 in Stroke - Internal Balance - 2-Piece Seal - Small Block Chevy 4-350-3500-5700-21LW GEN-STX-G1-HK makes set-up and indexing quick OMPHB0-0700 Size:6 Strange Spindle Mount MSD84741

Scat F 43 Series Forged Crankshaft 3.500 in Stroke Internal Balance 2 Piece Seal Small Block Chevy 4 350 3500 5700 21LW GEN STX G1 HK makes set up and indexing quick OMPHB0 0700 Size:6 Strange Spindle Mount MSD84741 makes set up and indexing quick and easyPlug and play with Holley EFI and compatible with other aftermarket EFI systems requiring a cam sync signalCNC billet housing with black anodized cap provide good looks and excellent durabilityChevrolet version is supplied with a equivalent Melonized distributor gear and adjustable slip collar for blocks with a non standard deck height2 3 4” of adjustment for different deck heightsO ring seals can be added to modified blocks to improve oil pressure controlSpecial oil tract improves lubrication to the distributor and cam gearShaft is guided by a sealed ball bearing and an extra long sintered bushing High quality Steel Gear installed