It is always difficult when it comes to decide and making final call choosing cathedral port heads, hence we are here today so be sure to check the product reviews that will solve your confusion and save time. Reviews are a great way to find out if the product is right for you and whether it has any design flaws. If there are multiple bad reviews, you may want to look at other products. Negative reviews can tell you a lot about the product, including things you may not have thought to consider. They can tell you about any potential issues with the product. They can also tell you about issues with the manufacturer’s customer service. To help you out, we’ve collected reviews of what we think are the cathedral port heads this year. Before you proceed with anything, read through our thoughts on the top cathedral port heads, as well as an overview of what you need to know when considering your buying
In this in-depth review guide, we will discuss about the best cathedral port heads.
A Quick Comparison of Our Favorites
1
PQY LS Cathedral Port Intake Adapter LS Cathedral to Rectangle Port Spacer
9.4
Amazon.com
2
Dyno Racing Rectangle Intake Manifold Adapter Plates Kit 551316 Compatible with LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V
8.9
Amazon.com
3
Endxedo LS1 Rectangle Billet Intake Manifold Adapter Plates fit for Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V(Black)
8.5
Amazon.com
4
PQY LS Cathedral Port Intake Adapter LS Cathedral to Rectangle Port Spacer
8.3
Amazon.com
5
JGhyperX 300-123 LS Hi-Ram EFI Intake Manifold for LS1 LS2 LS6 Black
7.7
Amazon.com
6
Htostar Racing For LS Intake Manifold Compatible with LS1 LS2 LS6 of cathedral port heads with Drive by Cable Throttle Body Compatible with Chevy Cadillac...
7.7
Amazon.com
7
300-130 Dual Plane Intake Manifold Replacement for GM Chevy LS1 LS2 LS6
7.4
Amazon.com
8
YIUIY For LS Intake Manifold Low Profile Cathedral Port 92mm Compatible with Chevy GMC Pontiac LS1 LS2 LS6 Sheet Metal Fabricated EFI (Black)
7.2
Amazon.com
9
Single Plane Intake Manifold Compatible with Gen III/IV LS Engines LS1/LS2
7.2
Amazon.com
10
Endxedo LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V Rectangle Billet Intake Manifold Adapter Plates (Silver)
7
Amazon.com
The Best cathedral port heads
PQY LS Cathedral Port Intake Adapter LS Cathedral to Rectangle Port Spacer
$63.88
in stock
Amazon.com
Features
| Part Number | VCC15BK |
| Color | black |
- Application: This LS cathedral port cylinder head to rectangle port intake manifold adapter kit comes with 3 kinds installation bolts(M6 x 70mm,M6 x 90mm,M6 x 130mm), can work for engine swaps from an LS1 Cathedral Port Cylinder Head to LS3, LSA, ZL1, and CTS-V engines.
- Material:The intake manifold adapter plate is made of solid aluminum alloy, 1/2” of thickness,high strength and durable.
- Performance: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 include: 2pcs intake manifold adapter plates ,10pcs M6 x 70mm bolts ,10pcs M6 x 90mm bolts ,10pcs M6 x 130mm bolts ,10pcs washers, 8pcs O-rings.
- Easy to Install:The intake manifold adapters come with necessary bolts and washers for installation.M6 x 90mm and M6 x 130mm intake manifold bolts allow you to install the adapters on truck intake manifold or car intake manifold.
Dyno Racing Rectangle Intake Manifold Adapter Plates Kit 551316 Compatible with LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V
$63.88
in stock
Amazon.com
Features
| Part Number | BX103077 |
| Model | BX103077 |
| Warranty | 6 months |
- Compatibility: Compatible with LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V
- Adapts ANY Cathedral Port heads to Rectangle Port intakes, including superchargers/blowers (excludes LS7 raised-port intakes)
- Construction: Machined from 6061-T6 aircraft-grade billet aluminum for durability and 3x normal pressure resistance
- Corrosion-resistant with precise 1/2" thickness for optimal sealing
- Easy Installation: 551316 Direct bolt-on design with no modifications needed. Ensures proper alignment for boosted or NA setups
Endxedo LS1 Rectangle Billet Intake Manifold Adapter Plates fit for Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V(Black)
$85.99
in stock
Amazon.com
Features
| Part Number | EM-1021-AL |
| Model | EM-1021-AL |
| Size | Black |
- Application: Compatible with ANY Cathedral Port Heads and will adapt to ANY rectangle port intakes, supercharger or blower. Will not fit raised port LS7 intakes.
- Easy Installtion: High quality transmission adapter fitting, includes other necessary hardware.
- Premium Aluminum，Intake manifold bolt lengths required when used with Car intake manifold (M6 x 130mm) Truck, intake manifold (M6 x 90mm).
- High Pressure Resistance: Port cylinder head to ls1 cathedral intake adapters from 6061-T6 aircraft billet,corrosion resistance and high strength to withstand up to 3 times normal operating pressure.
- Package Include: 8 x bolt, 8 x nut, 8 x O-ring, 2 x adapter plates.
PQY LS Cathedral Port Intake Adapter LS Cathedral to Rectangle Port Spacer
$63.88
in stock
Amazon.com
Features
| Part Number | VCC15S |
| Model | VCC15S |
| Warranty | 1 year warranty |
| Color | silver |
- Application: This LS cathedral port cylinder head to rectangle port intake manifold adapter kit comes with 3 kinds installation bolts(M6 x 70mm,M6 x 90mm,M6 x 130mm), can work for engine swaps from an LS1 Cathedral Port Cylinder Head to LS3, LSA, ZL1, and CTS-V engines.
- Material:The intake manifold adapter plate is made of solid aluminum alloy, 1/2” of thickness,high strength and durable.
- Performance: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 include: 2pcs intake manifold adapter plates ,10pcs M6 x 70mm bolts ,10pcs M6 x 90mm bolts ,10pcs M6 x 130mm bolts ,10pcs washers, 8pcs O-rings.
- Easy to Install:The intake manifold adapters come with necessary bolts and washers for installation.M6 x 90mm and M6 x 130mm intake manifold bolts allow you to install the adapters on truck intake manifold or car intake manifold.
Htostar Racing For LS Intake Manifold Compatible with LS1 LS2 LS6 of cathedral port heads with Drive by Cable Throttle Body Compatible with Chevy Cadillac...
$369.99
in stock
Amazon.com
Features
| Part Number | IM-1012A-S-JL |
| Size | 102MM |
- [Applicable Engine] Compatible with LS based engines with cathedral port heads shape; Compatible with 4.8L 5.3L LS1 LS2 LS6 original engine. For LS 4 bolt intake with cable drive only, not for drive by wire.
- [Some Models] Compatible with Chevy Corvette 97-07 | Corvette Z06 01-04 | SSR 05-06 | TrailBlazer SS 06-09 | Cadillac CTS V-series 04-07 | Pontiac Firebird Formula Trans AM 98-02 | Pontiac GTO 05-06 | Saab 9-7X Aero 08-09.
- [Size] 102mm/4.02" inlet with 210mm height (taller); 1/8" thick T6061 aluminum; vacuum ports (1/4NPT & 1/8NPT) with plug; rear M12 x 1.25 MAP port for 10 MAP.
- [Throttle Body] Drive by cable, Idle a-ir control (IAC) and throttle position sensor (TPS) installed. Flow Rate: 1218 CFM, Working pressure: 85 PSI, Burst pressure: 245 PSI.
- [Note] Fits original factory fuel injectors for LS1 and LS6, but different spacers may be required for LS2.
JGhyperX 300-123 LS Hi-Ram EFI Intake Manifold for LS1 LS2 LS6 Black
$599.99
in stock
Amazon.com
Features
| Part Number | 300-123,300123 |
| Model | 300-123,300123 |
| Warranty | JGhyperX provides one year(12 Months) quality guarantee |
| Size | 102mm BK |
- Fits for Chevy small block GM LS LS1 LS2 LS6 V8 5.7L 6.0L (EFI LS Hi-Ram, 1x102 mm Throttle Body)
- Notes: With cathedral port heads only. Fuel rails are machined for -8 AN O-ring male fittings
- Part Number: 300123,300-123
- Basic Operating RPM Range: 3,500-8,000//Throttle Body Bore Size: 102mm//Part Type: Intake Manifolds(EFI)
- Intake Material: Aluminum(stain)//Package included: 1*intake manifold&1*fuel rail kit &some parts shown in the picture
300-130 Dual Plane Intake Manifold Replacement for GM Chevy LS1 LS2 LS6
$118.00
in stock
Amazon.com
Features
| Part Number | 300-130 |
| Model | 300-130 |
- Interchange Part Number: 300-130
- Replacement for GM Chevy Gen III & Gen IV LS-based V8 engines with cathedral port cylinder heads
- Replacement for LS1, LS2, LS6, and 4.8L, 5.3L, 5.7L, 6.0L engines
- Replacement for Chevy Corvette C5 V8 6.0L 1997-2004, Corvette C6 V8 5.7L 2005-2007, Camaro/Firebird V8 5.7L 1998-2002
- Replacement for Cadillac CTS V8 5.7L 2004-2005
Single Plane Intake Manifold Compatible with Gen III/IV LS Engines LS1/LS2
$179.00
in stock
Amazon.com
Features
| Part Number | 28097 |
| Model | 28097 |
- [OEM Part Number] 28097
- [Compatability] Compatible with Gen III/IV LS Engines Standard Deck Height with LS1/LS2/4.8/5.3/6.0 Cathedral Port Heads
- [Compatability] Will NOT work on LS3/L92/L76 Heads
- Intake Style: Single plane
- Basic Operating RPM Range: 3,500-8,000
YIUIY For LS Intake Manifold Low Profile Cathedral Port 92mm Compatible with Chevy GMC Pontiac LS1 LS2 LS6 Sheet Metal Fabricated EFI (Black)
$284.99
in stock
Amazon.com
Features
| Part Number | IM-1014-92-BK-HF |
| Model | IM-1014-92-BK-HF |
| Color | 92mm black |
- [Application] Compatible with Chevrolet Chevy GMC Pontiac with Cathedral port LS1/LS2/LS6 heads. Compatible with Chevrolet small block C8 Gen. III/IV (LS-based).
- [Models] Compatible with Chevy Corvette 97-07 | Corvette Z06 01-04 | SSR 05-06 | TrailBlazer SS 06-09 | Cadillac CTS V-series 04-07 | Pontiac Firebird Formula Trans AM 98-02 | Pontiac GTO 05-06 | Saab 9-7X Aero 08-09.
- [Aluminum] Made of 1/8" thick t6061 sheet aluminum construction.TIG welded fabrication.
- [Features] With boost or vacuum,MAP port in rear, same height as stock(180mm), 92mm opening.
- [Package Includes] Intake manifold, gaskets, fuel rails, fuel crossover line and other mounting accessories.
Endxedo LS1 Cathedral Port Cylinder Head to LS3 LSA ZL1 CTS-V Rectangle Billet Intake Manifold Adapter Plates (Silver)
$85.99
in stock
Amazon.com
Features
| Part Number | EM-1021-AL |
| Model | EM-1021-AL |
| Size | Silver |
- Application: Compatible with ANY Cathedral Port Heads and will adapt to ANY rectangle port intakes, supercharger or blower. Will not fit raised port LS7 intakes.
- Easy Installtion: High quality transmission adapter fitting, includes other necessary hardware.
- Premium Aluminum，Intake manifold bolt lengths required when used with Car intake manifold (M6 x 130mm) Truck, intake manifold (M6 x 90mm).
- High Pressure Resistance: Port cylinder head to ls1 cathedral intake adapters from 6061-T6 aircraft billet,corrosion resistance and high strength to withstand up to 3 times normal operating pressure.
- Package Include: 8 x bolt, 8 x nut, 8 x O-ring, 2 x adapter plates.
The Video Review of Best cathedral port heads
Final thoughts
When you’re looking for cathedral port heads, you’ll want to keep a few things in mind. First, decide what you want to use the cathedral port heads for. Next, check the product reviews with comparision which we have listed as well. Once you’ve decided on cathedral port heads you want to buy cathedral port heads, look at the reputation of the manufacturer as well. You can compare prices and quality together before you make your purchase.