LS Rectangle Port Cylinder Head to Cathedral Intake Adapters

Rectangle Port Cylinder Head to Cathedral Port Intake

*** Some intake manifolds will require modification of alignment pin to sit flush on adapters***

 

Can ONLY be used with LS rectangle port cylinder heads Will not fit raised port LS7 cylinder heads

• Compatible with 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, Kansas from aerospace grade, USA produced, billet aluminum

Intake manifold bolt lengths required when used with

1. Factory GM LSA supercharger (M6 x 70mm) use ICT part # 551400
2. Car intake manifold (M6 x 130mm) use ICT part # BOLTM6-130X10
3. Truck intake manifold (M6 x 90mm) use ICT part # BOLTM6-90X10

See our other listing for reverse adapters You will use the factory intake manifold gaskets.