CFR›Title 49›Subtitle B›Chapter II›Part 230›Subpart C›Subject Group Driving Gear ContainsSections 230.93–230.97CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Sections 230.93 § 230.93 Pistons and piston rods. 230.94 § 230.94 Crossheads. 230.95 § 230.95 Guides. 230.96 § 230.96 Main, side, and valve motion rods. 230.97 § 230.97 Crank pins. Previous Draw Gear and Draft Systems Draw Gear and Draft Systems Next Running Gear Running Gear