Corvette LT4 Supercharger to LS3/LSA Head Adapter Kit – 16 Injector Ports

*variations available: 1) 8 or 16 injector.  2) supercharger pulley hub varies on Camaro vs Corvette SC, which is why we have different sku's.

Dual-Injector Adapter Kit for LT4 Corvette Supercharger Conversions.  Fits any LS engine (4.8L, 5.3L, 6.0L, 6.2L) that has "rectangle" port heads (engine RPO codes: LS3, L99, LSA, L94, L76, L77, L96, L98, L92, L9H, LY6, LFA, LZ1, LS9, and some LSX).

This advanced adapter kit lets you mount a Corvette LT4 supercharger onto LS3 or LSA square-port heads—now with 16 injector ports for dual-injector setups. Each port receives two injectors and mounts with precision billet adapters. Includes four fuel rails, LS3 injector spacers, and all hardware needed for installation. Perfect for high-HP builds requiring staged fuel delivery.

• Allows LT4 Corvette blower to bolt to LS3/LSA square-port heads
• Features 16 injector ports (dual-injector per cylinder)
• Includes four billet fuel rails and injector spacers
• Made in Wichita, Kansas from 6061-T6 USA produced billet aluminum
• Includes adapters, 4 fuel rails, spacers, and hardware
• Compatible with LSA harmonic balancer

Helpful Links

• Replacement head adapter -229 oring