ICT Billet LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V Supercharger Adapters Rectangle LSX 551316
Brand: ICT Billet

Cathedral Port Cylinder Head to Rectangle Port Intake Adapter
Can ONLY be used with Cathedral Port Cylinder Heads

Fits: ANY Cathedral Port Heads and will adapter to ANY rectangle port intakes, supercharger or blower.

Will not fit raised port LS7 intakes

Package Includes: 2 adapter plates (1/2" thick) with 8 O-ring seals

Made in Wichita, KS from 6061-T6, USA billet aluminum

Intake manifold bolt lengths required when used with
Factory GM supercharger (M6 x 70mm) use ICT part # 551400

Car intake manifold (M6 x 130mm) use ICT part # BOLTM6-130X10

Truck intake manifold (M6 x 90mm) use ICT part # BOLTM6-90X10
See our other listing for reverse adapters

Cathedral Port Heads to Rectangle Port...
1/2 in....
Adapts LSA...
(2) Flange Plates, (8) O-Ring Seals Intake Manifold Bolt Lengths...
Factory GM Supercharger: M6 x...