
LS Rectangle Port Cylinder Head to Cathedral Intake Adapters
SKU: 551317
Regular price $215.99 Save $-215.99/
Rectangle Port Cylinder Head to Cathedral Port Intake
Can ONLY be used with LS rectangle port cylinder heads
Will not fit raised port LS7 cylinder heads
- Fits ANY rectangle port head and bolts to ANY cathedral port intake manifold, supercharger or blower
- 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 LSA 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