Simpson Racing SD1 Helmet - M - GRAYMedium - Gray - SA2020 Legend 25 in Bolt Pattern -

25 in Bolt Pattern - Steel - Chrome - Each

Engine Oil Pan - Circle Track - Rear Sump - 7 qt - 7 in Deep - Steel - Zinc Plated - 1-Piece Seal - Small Block Chevy - Each

Versatile Application: Suitable for various racing and performance vehicles

Harness - 6 Point - Camlock - FIA Approved - Pull Up Adjust - Clip-In / Wrap Around - Individual Harness - Black - Kit

Simpson Racing SD1 Helmet - M - GRAYMedium - Gray - SA2020 Legend 25 in Bolt Pattern -Simpson's, lightest and most aerodynamic helmet, the SD1 is a premium helmet at a reasonable price. The helmet is tailored towards open wheel dirt track racing with no front vents and a front chin spoiler.