ENGINE PRO RACING Chevrolet LS1 & 2 Cathedral intake ports, 15 degree
ENGINE PRO RACING Chevrolet LS1, LS2 Cathedral intake ports, 11 degree
These heads are sold in Pairs
For shipping cost -add all the products you would like, then navigate to the shopping cart to calculate shipping quote.
Bare Head Pair - Cathedral Intake Ports
This bare head pair features cathedral intake ports with a volume of 250cc and an 11-degree valve angle, designed to accommodate the OE 4 head bolt configuration.
Specifications:
- Material: Aluminium
- Combustion Chamber Volume: 61cc
- Intake Runner Volume: 252cc
- Intake Port Size: 3.23" H x 1.12" W
- Exhaust Runner Volume: 102cc
- Exhaust Port Size: 1.63" H x 1.73" W
- Intake Valve Size: 2.080" (01-2810-8)
- Exhaust Valve Size: 1.600" (01-2820-8)
- Valve Stem Diameter: 8.00mm
- Valve Length: +0.500"
- Valve Angle: 11 Degree
- Valve Guide Seal Diameter: 0.500"
- Valve Guide Material: Manganese Bronze
- Valve Spring Base Diameter: 1.555"
- Rocker Type: LS3 (Rocker Arm Stands Included)
- Rocker Bolt Mounting Space: 2.115"
- Deck Thickness: 0.750"
Flow Data @ 28" (CFM):
Intake:
- @.300": 220
- @.400": 272
- @.500": 320
- @.600": 338
- @.700": 345
Exhaust:
- @.300": 150
- @.400": 200
- @.500": 210
- @.600": 220
- @.700": 228
| Product Name | ENGINE PRO RACING Chevrolet LS1, LS2 Cathedral intake ports, 11 degree |
|---|---|
| Brands | Engine Pro, Permaseal |
| Engine | GM / LS |
| Make | Chevrolet, Holden |
Delivery & Freight
We are an Australian-based company that ships items nationally and internationally, usually within 48 hours of receiving your order. High-value items shipped internationally are sent via DHL Express, while lower-value items are sent via Australia Post Express unless otherwise instructed.
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Disclaimer:
Product images are for description purposes only. Actual product may vary.
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