1in x 5 1/8in A/C Riser

The 1in x 5 1/8in A/C Riser is a versatile spacer component designed to reposition air conditioning compressor brackets away from the engine block. This riser is particularly useful for those working on engine swaps, retrofitting modern powertrains into classic vehicles, or upgrading engine components. It helps prevent clearance conflicts that can arise with larger engines or aftermarket parts.

Engineered by TRANS-DAPT, this riser provides a vertical offset of 1 inch and a mounting face width of 5 1/8 inches, ensuring proper compressor mounting and belt alignment. The compact design, weighing only 0.21 lbs, minimizes additional weight while maintaining structural integrity under engine vibrations. Its standardized bolt pattern allows compatibility with most universal A/C compressor brackets.

Ideal for engine builders and automotive enthusiasts, this riser is essential for preventing interference issues during significant modifications. It pairs well with various performance upgrades, including cylinder head conversions and engine swaps. Whether you're building a restomod or enhancing your vehicle's performance, this A/C riser is a reliable solution.