BTR LS Truck Camshaft – Stage 1 V3 (BTR-LSTRUCKSTG1-V3)

Overview

The BTR Stage 1 V3 Truck Camshaft is engineered to deliver stronger torque and improved horsepower across the usable RPM range—ideal for daily-driven trucks, towing applications, and mild performance builds.

Developed using advanced valvetrain simulation, Spintron testing, and extensive engine dyno validation, the V3 truck cam lineup is built for consistent performance, reliability, and real-world drivability.

Key Features

Increased average torque and horsepower under the curve
Excellent midrange performance for towing and street use
Minimal change in idle quality (near-stock drivability)
Designed using real-world truck exhaust and intake configurations
Validated with extensive dyno and combustion analysis testing
100% USA-designed and manufactured

Specifications

Duration @ .050": 201° / 21X°
Lift (Valve): .542" / .542"
Lobe Separation Angle (LSA): 111°
Intake Lobe Lift @ TDC: 0.0284"
Rocker Arm Ratio: 1.7:1

Recommended Setup

Engine Compatibility: GM Gen III & IV LS (4.8L – 6.2L)
Valve Springs: BTR-SK018 or SP011-16
Note: BTR-SK018 recommended for 6.0L / 6.2L with square port heads
Lifters: GM LS7 (X12499225)
Lifter Trays: BTR95365-4
Pushrod Length: 7.400" (verify during install)

Performance Characteristics

RPM Range: 1200 – 6000 RPM
Idle Quality: Near stock
Chop Rating: 1/10
Idle Vacuum @ 750 RPM: 32 kPa
Estimated Gains (at the crank, not wheels): +41 HP / +19 lb-ft (peak-to-peak)
Converter Requirement: Works with factory torque converters
Drivability: Stock-like behavior with increased torque throughout the range

Why Choose the V3 Truck Cam?

Unlike traditional catalog grinds, the BTR V3 series is a clean-sheet design built with modern simulation tools and race-proven development methods. The result is a camshaft that delivers measurable performance gains without sacrificing reliability or drivability—perfect for real-world truck use.