Tri-Power Xtreme Hydraulic Roller Camshaft Small Block Chevy 305-350 1987-98 Lift: .477"/.471"

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COMP CAMSPART NUMBER: 249-08-530-8

Tri-Power Xtreme Hydraulic Roller Camshaft Small Block Chevy 305-350 1987-98 Lift: .477"/.471"

Name: Tri-Power Xtreme Hydraulic Roller Camshaft Small Block Chevy 305-350 1987-98 Lift: .477"/.471"
Brand: COMP CAMS
SKU: 249-08-530-8
Price: 522.95 USD
Availability: InStock

^$522⁹⁵

Ships on 09/16/2026

Lowest Price Guarantee

Small Block Chevrolet 305-350 1987-98

Lift: .477"/.471"
Duration: 254°/264°
Lobe Separation Angle: 115°
RPM Range: 1200-5200

Exceptional torque with good horsepower and moderate fuel economy.
265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10

Exceptional torque with good horsepower and moderate fuel economy.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

For late model, fuel injected, computer-controlled engines, Tri-Power Xtreme Camshafts are designed to work with Fast Flash Programmers to optimize torque and horsepower and improve fuel efficiency. They feature a hydraulic roller design, work with a standard valvetrain, and require no modifications to install.

Features:

Three different camshaft designs targeted to improve horsepower, torque or fuel efficiency
By decreasing pumping losses, efficiency and performance are enhanced, regardless of camshaft selected
Designed for factory fuel injected engines; use programmer for best mileage gains

Part TypeCamshaft

Product LineComp Cams TRI-POWER XTREME Hydraulic Roller Camshafts

BrandCOMP CAMS

Package Height2.8

Package Width2.9

Package Length24.3

Weight8.6 PG

Part CategoryPerformance Parts

Exh. Duration @ .050 In. (Deg)212

Cam StyleHydraulic roller tappet

Grind NumberTPX254HR-15

Exh. Duration Advertised (Deg)264

Engine Make/SizeChevy Small Block (262-400)

Intake Valve Lift With Factory Rocker Arm Ratio (I0.477

Int. Duration @ .050 In. (Deg)206

Basic Operating Rpm Range1,200-5,200

Intake Valve Lift0.477 in (12.116 mm)

Computer-Controlled CompatibleNo

Int. Duration Advertised (Deg)254

Lobe Separation (Deg)115

Rpm Range1200-5200

Advertised Duration254 int./264 exh.

Exhaust Valve Lift With Factory Rocker Arm Ratio (0.471

UsageStreet/Performance

Valve Lift With Factory Rocker Arm Ratio0.477 int./0.471 exh.

Camshaft Gear Attachment3-bolt

QuantitySold individually

Exhaust Valve Lift0.471 in (11.963 mm)

Advertised Intake Duration254

Intake Duration At 050 Inch Lift206

Exhaust Duration At 050 Inch Lift212

Advertised Exhaust Duration264

Lifter TypeHydraulic Roller

Duration At 050 Inch Lift206 int./212 exh.

Valve Springs RequiredYes

Vendor Part Number08-530-8

Package Qty1

Package TypeEA

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