COMP Cams Nitrided Camshaft CB XS274 S
COMP Cams Nitrided Camshaft CB XS274 S
A$923.84
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Description
Xtreme Energy NIT 236/242 Solid Flat Cam for Chevy Big Block 396-454 (Nitrided). Very strong mid-range torque and throttle response. 2500+ stall.
Product Overview
*Xtreme Energy Camshafts*
* Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve
* More vacuum allows an increase in duration for improved performance and assists power brakes
* Excellent performance in street carbureted applications
* Best performance with aftermarket intake manifolds, headers, lower gear ratios, etc.
Product Details
| Advertised Exhaust Duration: | 280 |
|---|---|
| Advertised Intake Duration: | 274 |
| Amazon ASIN: | B002EE0DGQ |
| Assembly Lubricant Included: | Yes |
| Basic Operating RPM Range: | 2,000-6,400 |
| C.A.R.B. E.O. Number: | N/A |
| C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for On-Road Vehicles?: | No |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: | Yes, but must be a race/competition only vehicle. |
| C.A.R.B. Exemption Reason: | N/A |
| California Proposition 65: | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
| Cam Type: | Solid Flat Tappet |
| Camshaft Gear Attachment: | 3-Bolt |
| Camshaft Material: | Nitrided Cast Iron |
| Camshaft Series: | Xtreme Energy |
| Description: | Xtreme Energy NIT 236/242 Solid Flat Cam for Chevrolet Big Block 396-454 |
| Engine Family: | Chevrolet 396-454 c.i. 8 Cylinder (1967-1996) |
| Exhaust Duration @ .050 in.: | 242 |
| Exhaust Duration at .050 inch Lift: | 242 |
| Exhaust Duration: | 280 |
| Exhaust Valve Lift(in): | 0.578 |
| Exhaust Valve Lift: | 0.578 |
| Grind Number: | XS274S |
| Intake Duration @ .050 in.: | 236 |
| Intake Duration at .050 Inch Lift: | 236 |
| Intake Duration: | 274 |
| Intake Valve Lift(in): | 0.568 |
| Intake Valve Lift: | 0.568 |
| Lifter Type: | Solid Flat Tappet |
| Lifters Included: | No |
| Lobe Separation: | 110 |
| Part Number: | cca11-677-20 |
| RPM Range: | 2000-7000 |
| Title: | Xtreme Energy NIT 236/242 Solid Flat Cam for Chevrolet Big Block 396-454 |
| Usage: | Street/Strip |
| Valve Springs Required: | Yes |
Application Summary
Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts
Part Type
Engine Camshaft
Specifications
- Product Attributes - Brand
- COMP Cams
- Product Attributes - Manufacturer's Part Number
- 11-677-20
- Product Attributes - Part Type
- Camshafts
- Product Attributes - Product Line
- COMP Cams Xtreme Energy Pro-Plasma Nitrided Camshafts
- Product Attributes - UPC
- 036584177876
- Product Attributes - Cam Style
- Solid flat tappet
- Product Attributes - Camshaft Use
- Street/Strip
- Product Attributes - Camshaft Manufacturers Description
- Very strong mid-range torque and throttle response, 2500+ stall.
- Product Attributes - Basic Operating RPM Range
- 2,000-6,400
- Product Attributes - Intake Duration at 050 inch Lift
- 236
- Product Attributes - Exhaust Duration at 050 inch Lift
- 242
- Product Attributes - Duration at 050 inch Lift
- 236 int./242 exh.
- Product Attributes - Advertised Intake Duration
- 274
- Product Attributes - Advertised Exhaust Duration
- 280
- Product Attributes - Advertised Duration
- 274 int./280 exh.
- Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
- 0.568 in.
- Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
- 0.578 in.
- Product Attributes - Valve Lift with Factory Rocker Arm Ratio
- 0.568 int./0.578 exh.
- Product Attributes - Lobe Separation (degrees)
- 110
- Product Attributes - Camshaft Gear Attachment
- 3-bolt
- Product Attributes - Intake Valve Lash
- 0.016 in.
- Product Attributes - Exhaust Valve Lash
- 0.016 in.
- Product Attributes - Remanufactured
- No
- Product Attributes - Computer-Controlled Compatible
- No
- Product Attributes - Grind Number
- XS274S
- Product Attributes - Valve Springs Required
- Yes
- Product Attributes - Quantity
- Sold individually.
Reference Information
| Brand Name/s | Comp Cams |
|---|---|
| StreetFX SKU | cca11-677-20 |
| SFX Item ID | 4118498 |
| Supplier Item Code | 4118498 |
| Manufacturer SKU | 11-677-20 |
| Manufacturer UPC | 36584177876 |
| Alternative References | c10, s10, XS274 |
Brochures
Compatibility
Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts
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