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Texas Speed 224/224 Cathedral Port LS Camshaft

The Texas Speed 224/224 camshaft is a proven street-performance cam designed for naturally aspirated cathedral-port LS engines, including LS1, LS2, and LS6 applications. Its balanced 224/224 duration, .600" lift, and 112 LSA deliver strong low- and midrange performance, a noticeable idle, and excellent street manners when properly tuned.

This cam is an excellent choice for customers looking for a manageable street cam that still delivers a substantial performance increase. With the proper supporting modifications, it is capable of producing approximately 45-50 rear-wheel horsepower while maintaining daily-driver-friendly drivability.

Camshaft Specifications

Duration @ .050"	224° Intake / 224° Exhaust
Valve Lift	.600" Intake / .600" Exhaust
Lobe Separation Angle	112°
Operating RPM Range	1,400-6,500 RPM
Recommended Compression	9.5:1 or Higher
Recommended Valve Springs	PAC-1219 Beehive Springs or TSP/PAC .660" Dual Valve Springs
Recommended Stall Converter	2600 RPM or Higher
Upgraded Rear Gear	Not Required
Custom Tuning Required	Yes

Performance & Driving Characteristics

Category	Details
Estimated Power Gain	Approximately 45-50 RWHP with Proper Supporting Modifications
Idle Quality	Noticeable Lope with a Street-Friendly Idle
Drivability	Excellent Street Manners When Properly Tuned
Powerband	Strong Low- and Midrange Power with Improved Top-End Performance
Best Use	Naturally Aspirated Daily Drivers and Street-Performance Builds

Actual results will vary based on engine displacement, compression ratio, cylinder heads, intake, exhaust, tuning, drivetrain configuration, and overall vehicle setup.

Fitment

Designed for naturally aspirated LS engines equipped with cathedral-port cylinder heads.

Fitment & Important Notes

A 2600 RPM or higher stall converter is recommended for automatic-transmission applications.
Custom tuning is required for proper performance, idle quality, and drivability.
Upgraded valve springs are required. Recommended options include PAC-1219 beehive springs or TSP/PAC .660" dual valve springs.
A compression ratio of 9.5:1 or higher is recommended.
An upgraded rear gear is not required for this camshaft.
Always verify piston-to-valve clearance, valve spring compatibility, and valvetrain geometry during installation.

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