Cathedral port head to rectangular port. 1/2 inch. Adapted to LSA. (2) Flange plate, (8) O-ring seal, intake manifold bolt length. Factory GM Supercharger: M6 x.

Cathedral Port Cylinder Head Rectangular Port Intake Adapter For use with cathedral port cylinder heads only. Compatibility: Any cathedral port head. Compatible with all port intakes and supercharger orifices. Will not fit raised port LS7 intakes. Package includes: 2 adapter plates (1/2 inch thick) and 8 O-ring seals. Made in Wichita from USA billet aluminum 6061-T6. Length of intake manifold bolt required for use. Factory GM Supercharger (M6 x 70mm) ICT Part Number 551400 Car Intake Manifold (M6 x 130mm) uses ICT Part Number BOLTM6-130X10. Truck intake manifold (M6 x 90mm) uses ICT part #BOLTM6-90X10. Please see our other listings for reverse adapters.


Manufacturer: ‎ICT Billet
Brand: ‎ICT Billet
Product size: ‎44.45 x 15.24 x 5.08 cm; 1.33 kg
Product model number: ‎551316
Discontinued by manufacturer: ‎No
Original part number: ‎551316
Product dimensions: Depth x Width x Height: 44.5 x 15.2 x 5.1 cm
Product weight: 1.33 Kilograms