Xtreme Marine XM308HR Retro-Fit Hydraulic Roller Camshaft Small Kit Lift: .575"/.575" Duration: 308°/314° RPM Range: 3500-6500

Name: Xtreme Marine XM308HR Retro-Fit Hydraulic Roller Camshaft Small Kit Lift: .575"/.575" Duration: 308°/314° RPM Range: 3500-6500
Brand: COMP CAMS
SKU: 249-SK11-461-8
Price: 1291.95 USD
Availability: InStock

^$1,291⁹⁵

Ships on 10/23/2026

Lowest Price Guarantee

Chevrolet 396-454 c.i. 8 CYL. 1965-1996

Retro-Fit

Lift:

Duration:

RPM Range:

Good in jet boat with B impeller with 10:1 compression running river drags or Bracket Racing
Installation Notes:
Stock springs cannot be used
Requires thrust button & wear plate.
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572

Good in jet boat with B impeller with 10:1+ compression, running river drags or bracket racing.

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

Part TypeCamshaft Kit

BrandCOMP CAMS

Package Height5.0

Package Width10.5

Package Length26.0

Weight21.0 PG

Part CategoryPerformance Parts

UsageMarine

Intake Valve Lift0.575 in (14.605 mm)

Int. Duration Advertised (Deg)308

Exh. Duration @ .050 In. (Deg)260