LS Cathedral Port Cylinder Head to Rectangle Port Intake Manifold Adapters
Cathedral Port Cylinder Head to Rectangle Port Intake Adapter
*** Some intake manifolds will require modification of alignment pin to sit flush on adapters***
Can ONLY be used with Cathedral Port Cylinder Heads
- Compatible with: ANY Cathedral Port Heads and will adapt to ANY rectangle port intakes, supercharger or blower.
- Will not fit raised port LS7 intakes
- Package Includes: 2 adapter plates (1/2" thick), orings, 70mm bolts with sealing washers for use with an LSA supercharger (please call for other lengths of intake bolts)
- Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum
Intake manifold bolt lengths required when used with
- 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
Product Information
Product Information
Shipping & Returns
Shipping & Returns






LS Cathedral Port Cylinder Head to Rectangle Port Intake Manifold Adapters
LS Cathedral Port Cylinder Head to Rectangle Port Intake Manifold Adapters
Cathedral Port Cylinder Head to Rectangle Port Intake Adapter
*** Some intake manifolds will require modification of alignment pin to sit flush on adapters***
Can ONLY be used with Cathedral Port Cylinder Heads
- Compatible with: ANY Cathedral Port Heads and will adapt to ANY rectangle port intakes, supercharger or blower.
- Will not fit raised port LS7 intakes
- Package Includes: 2 adapter plates (1/2" thick), orings, 70mm bolts with sealing washers for use with an LSA supercharger (please call for other lengths of intake bolts)
- Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum
Intake manifold bolt lengths required when used with
- 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
Original: $239.99
-70%$239.99
$72.00Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Cathedral Port Cylinder Head to Rectangle Port Intake Adapter
*** Some intake manifolds will require modification of alignment pin to sit flush on adapters***
Can ONLY be used with Cathedral Port Cylinder Heads
- Compatible with: ANY Cathedral Port Heads and will adapt to ANY rectangle port intakes, supercharger or blower.
- Will not fit raised port LS7 intakes
- Package Includes: 2 adapter plates (1/2" thick), orings, 70mm bolts with sealing washers for use with an LSA supercharger (please call for other lengths of intake bolts)
- Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum
Intake manifold bolt lengths required when used with
- 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



















