COMP Cams GM LS3/LS4 HV Series Camshaft
COMP Cams GM LS3/LS4 HV Series Camshaft
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A$855.77 A$1,261.35
Limited Availability from MFR
Limited stock available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical orders of this part. This item is not held in our own warehouse, and availability and release timing may vary depending on manufacturer stock movements and processing at the time of ordering.
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Description
This COMP Cams® HV 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 +79 horsepower at peak. Get the most out of your daily driver truck, SUV or 4x4 without sacrificing street manners. The HV cam will provide a deep rumble with a mild, yet noticeable lope. At .575" lift, this cam is designed to take advantage of the inexpensive 26906 valve spring upgrade. Also compatible with stock converters.
Product Overview
This COMP Cams® HV 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 +79 horsepower at peak. Get the most out of your daily driver truck, SUV or 4x4 without sacrificing street manners. The HV cam will provide a deep rumble with a mild, yet noticeable lope. At .575" lift, this cam is designed to take advantage of the inexpensive 26906 valve spring upgrade. Also compatible with stock converters.
Product Details
| Advance: | 5 |
|---|---|
| Advertised Exhaust Duration: | 278 |
| Advertised Intake Duration: | 271 |
| Basic Operating RPM Range: | 2500 - 6300 |
| California Proposition 65: | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
| Cam Type: | Hydraulic Roller |
| Camshaft Intake Centerline: | 106 |
| Camshaft Series: | HV |
| Computer Controlled Compatible: | Yes |
| Description: | COMP Cams GM LS3/LS4 HV Series Camshaft |
| Direct Injection: | No |
| Engine Platform: | GM LS GEN III/IV |
| Exhaust Close ATDC: | -3 |
| Exhaust Duration at .050 inch Lift: | 226 |
| Exhaust Lobe Lift: | 0.335 |
| Exhaust Open BBDC: | 49 |
| Exhaust Valve Lash: | Hyd |
| Exhaust Valve Lift with Factory Rocker Arm Ratio: | 0.57 |
| Exhaust Valve Lift: | 0.57 |
| Factory Rocker Ratio: | 1.7 |
| Fuel Management Strategy Compatible: | No |
| Grind Number: | LS271HV11 |
| Intake Close ABDC: | 35 |
| Intake Duration at .050 Inch Lift: | 218 |
| Intake Lobe Lift: | 0.338 |
| Intake Open BTDC: | 3 |
| Intake Valve Lash: | Hyd |
| Intake Valve Lift with Factory Rocker Arm Ratio: | 0.575 |
| Intake Valve Lift: | 0.575 |
| Lifter Type: | Hydraulic Roller |
| Lobe Separation: | 111 |
| Part Number: | cca54-273-11 |
| Phaser Requirement: | None |
| Usage: | Street |
| VVT Compatible: | No |
| Valve Springs Required: | Yes |
Application Summary
GM cathedral port LS engines GEN III/IV 4.8L/5.3/6.0L
Part Type
Engine Camshaft
Specifications
- Product Attributes - Brand
- COMP Cams
- Product Attributes - Manufacturer's Part Number
- 54-273-11
- Product Attributes - Part Type
- Camshafts
- Product Attributes - Product Line
- COMP Cams HV Camshafts
- Product Attributes - UPC
- 36584426615
- Product Attributes - Cam Style
- Hydraulic roller, OE roller
- Product Attributes - Camshaft Use
- Street
- Product Attributes - Basic Operating RPM Range
- 2,500-6,300
- Product Attributes - Intake Duration at 050 inch Lift
- 218
- Product Attributes - Exhaust Duration at 050 inch Lift
- 226
- Product Attributes - Duration at 050 inch Lift
- 218 int./226 exh.
- Product Attributes - Advertised Intake Duration
- 271
- Product Attributes - Advertised Exhaust Duration
- 278
- Product Attributes - Advertised Duration
- 271 int./278 exh.
- Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
- 0.575 in.
- Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
- 0.570 in.
- Product Attributes - Valve Lift with Factory Rocker Arm Ratio
- 0.575 int./0.570 exh.
- Product Attributes - Lobe Separation (degrees)
- 111
- Product Attributes - Camshaft Gear Attachment
- 3-bolt
- Product Attributes - Remanufactured
- No
- Product Attributes - Computer-Controlled Compatible
- Yes
- Product Attributes - Grind Number
- LS271HV11
- Product Attributes - Valve Springs Required
- Yes
- Product Attributes - Quantity
- Sold individually.
Reference Information
| Brand Name/s | Comp Cams |
|---|---|
| StreetFX SKU | cca54-273-11 |
| SFX Item ID | 4124859 |
| Supplier Item Code | 4124859 |
| Manufacturer SKU | 54-273-11 |
| Manufacturer UPC | 36584426615 |
| Alternative References | CPC54-273-11, LS3/LS4 |
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Compatibility
GM cathedral port LS engines GEN III/IV 4.8L/5.3/6.0L
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