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Engines and Components Camshafts and Valvetrain

Texas Speed & Performance

BTR Chopacabra LT Camshaft for /L86 Engines

$469.99 $361.25 Save $108.74

SKU: TSP-CHOPacabra-LT

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In Stock
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INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Introducing the Texas Speed & Performance Chopacabra LT camshaft, engineered for GM Gen V engines including the L83 and L86. The Chopacabra LT camshaft features a hydraulic roller, OE roller design with a duration of 214/228 and a valve lift of 0.582 inches on both the intake and exhaust sides when used with factory rocker arms. It has a lobe separation of 108 degrees and an intake centerline of 108 degrees, optimized for stock compression ratios and a broad operating RPM range of 1200-6500. It also does not necessitate an upgraded rear gear. However, specific components are required for proper operation: Manton Conical Valve Springs (or TSP-VS2227-16) are essential, and a VVT phaser lockout is mandatory. This camshaft is reported to provide significant power increases: +58 horsepower and +22 ft-lbs of torque for 5.3L engines, and +59 horsepower and +12 ft-lbs of torque for 6.2L engines (at the crank). It offers great drivability alongside its aggressive sound profile.

MIA's Description

It features a 214/228 duration and 0.582 inches of valve lift with factory rocker arms. This camshaft is best suited for L83 and L86 engines and is designed to work with stock compression ratios.

The Chopacabra LT cam is factory converter friendly and does not require an aftermarket stall converter or upgraded rear gears. It is compatible with factory pushrods and requires Manton Conical Springs and a VVT lockout. The operating RPM range is 1200-6500 RPM, and it offers a great drivability with an amazing chop.

Fitment

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Specifications

BrandTexas Speed & Performance
Part NumberTSP-CHOPacabra-LT
CategoryEngines and Components

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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