Description
Exclusive Comp Cams flash sale discount at StreetFX!
Talk about timing! This is a limited offer while stocks last on various Comp Cams part numbers. There's never been a better time to buy your Comp Cams upgrades, so what are you waiting for?!
This item is currently on sale!
Camshaft - HV NSR - Hydraulic Roller - Lift 0.541 in / 0.541 in - Duration 272 / 278 - 112 LSA - 2500 / 6200 RPM - GM LS-Series - Each
LXN/LSN 218/222 LS
This COMP Cams® HV NSR cam is designed for GM cathedral port 4.8L/5.3L/6.0L powered vehicles. It provides amazing drivability and throttle response while also requiring minimal tuning. Torque is increased across the entire operating range while still producing +69 horsepower at peak. Get the most out of your daily driver truck, SUV or 4x4 without sacrificing street manners. The NSR HV cam will provide a deep rumble with a mild, yet noticeable lope. At .541" lift, this cam is designed to allow drop-in performance with stock valve springs. Also compatible with stock converters.
Additional Information
This COMP Cams® HV NSR cam is designed for GMcathedral port 4.8L/5.3L/6.0L powered vehicles. Itprovides amazing drivability and throttle responsewhile also requiring minimal tuning.
Application Summary
Fits all 3-Bolt GM LS engines, but designed for use with our RHS Sheet Metal Intake
Part Type
Engine Camshaft
Product Overview
This COMP Cams® HV NSR cam is designed for GM cathedral port 4.8L/5.3L/6.0L powered vehicles. It provides amazing drivability and throttle response while also requiring minimal tuning. Torque is increased across the entire operating range while still producing +69 horsepower at peak. Get the most out of your daily driver truck, SUV or 4x4 without sacrificing street manners. The NSR HV cam will provide a deep rumble with a mild, yet noticeable lope. At .541" lift, this cam is designed to allow drop-in performance with stock valve springs. Also compatible with stock converters.
Data: v2 - Desc: v4.2 - Upd: 2026-11-07 19:12:33
Features
Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Product Details
| Advance: | 5 |
| Advertised Exhaust Duration: | 278 |
| Advertised Intake Duration: | 272 |
| Basic Operating RPM Range: | 1,600-6,400 |
| Cam Type: | Hydraulic Roller |
| Camshaft Intake Centerline: | 107 |
| Camshaft Series: | HV |
| Computer Controlled Compatible: | Yes |
| Description: | LXN/LSN 218/222 Hydraulic Roller Camshaft for 3-Bolt GM LS |
| Direct Injection: | No |
| Engine Platform: | GM LS GEN III/IV |
| Exhaust Close ATDC: | -4 |
| Exhaust Duration at .050 inch Lift: | 226 |
| Exhaust Lobe Lift: | 0.318 |
| Exhaust Open BBDC: | 36 |
| Exhaust Valve Lash: | Hyd |
| Exhaust Valve Lift with Factory Rocker Arm Ratio: | .541 |
| Exhaust Valve Lift: | .541 |
| Factory Rocker Ratio: | 1.7 |
| Fuel Management Strategy Compatible: | No |
| Grind Number: | LS272PU-12 |
| Intake Close ABDC: | 50 |
| Intake Duration at .050 Inch Lift: | 218 |
| Intake Lobe Lift: | 0.318 |
| Intake Open BTDC: | 2 |
| Intake Valve Lash: | Hyd |
| Intake Valve Lift with Factory Rocker Arm Ratio: | .541 |
| Intake Valve Lift: | .541 |
| Lifter Type: | Roller |
| Part Number: | cca54-271-11 |
| Phaser Requirement: | None |
| Title: | LXN/LSN 218/222 Hydraulic Roller Camshaft for 3-Bolt GM LS |
| Usage: | Street |
| VVT Compatible: | No |
| Valve Springs Required: | Yes |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Comp Cams, Comp Cams (edelbrock) |
| StreetFX SKU | cca54-271-11 |
| SFX Item ID | 4124821 |
| Accounting SKU | cca-54-271-11 |
| Manufacturer SKU | 54-271-11 |
| Manufacturer UPC | 036584380719 |
| Alternative References | 54-271-11, CCA-54-271-11, COM54-271-11, CPC54-271-11 |
Camshaft, HV NSR, Hydraulic Roller, 3-Bolt, Chevy, LS, Each
COMP Cams HV NSR Series camshafts are engineered for GM cathedral port LS engines and are drop-in camshaft upgrades designed to provide amazing drivability and throttle response in larger vehicles. These NSR (No Springs Required) cams required minimal tuning and provide increased torque across the entire rpm range with a significant horsepower bump. COMP Cams HV NSR Series camshafts will allow you to get the most out of your daily driver truck, SUV, or 4x4 without sacrificing street manners.
| Product Attributes | |
|---|---|
| Brand | COMP Cams |
| Manufacturer's Part Number | 54-271-11 |
| Part Type | Camshafts |
| Product Line | COMP Cams HV NSR Camshafts |
| UPC | 036584380719 |
| Cam Style | Hydraulic roller, OE roller |
| Camshaft Use | Street/Strip |
| Basic Operating RPM Range | 1,600-6,400 |
| Intake Duration at 050 inch Lift | 218 |
| Exhaust Duration at 050 inch Lift | 226 |
| Duration at 050 inch Lift | 218 int./226 exh. |
| Advertised Intake Duration | 272 |
| Advertised Exhaust Duration | 278 |
| Advertised Duration | 272 int./278 exh. |
| Intake Valve Lift with Factory Rocker Arm Ratio | 0.541 in. |
| Exhaust Valve Lift with Factory Rocker Arm Ratio | 0.541 in. |
| Valve Lift with Factory Rocker Arm Ratio | 0.541 int./0.541 exh. |
| Camshaft Gear Attachment | 3-bolt |
| Remanufactured | No |
| Computer-Controlled Compatible | Yes |
| Valve Springs Required | No |
| Quantity | Sold individually. |
Brochures
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