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Price Drop Alert Comp Cams 12-444-8 Sbc Xtreme Energy Retro-fit Hydraulic Roller Camshaft Xr300hr + Free Return [UXq1GyhP]

$45.99 $147.99 -69%

This Comp Cams 12-444-8 SBC XR300HR Xtreme Energy Retro-Fit Hydraulic Roller Camshaft fits the 262-400 Small Block Chevy from 1958-1998. Comp designed this cam for pro street/bracket racing and it features great low-end torque and a very rough idle.

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Price Drop Alert Comp Cams 12-444-8 Sbc Xtreme Energy Retro-fit Hydraulic Roller Camshaft Xr300hr + Free Return [UXq1GyhP]

This Comp Cams 12-444-8 SBC XR300HR Xtreme Energy Retro-Fit Hydraulic Roller Camshaft fits the 262-400 Small Block Chevy from 1958-1998. Comp designed this cam for pro street/bracket racing and it features great low-end torque and a very rough idle. A 10.0:1 or higher compression ratio, good intake, headers, gears and a 3600+ stall speed torque converter are highly recommended.

Comp Cams 12-444-8 SBC XR300HR Xtreme Energy Retro-Fit Hydraulic Roller Camshaft Specs:

  • For 262-400 cubic inch Small Block Chevy engines from 1958-1998
  • Requires thrust button & wear plate
  • Must use bronze tip fuel pump pushrod when using high pressure or high-volume pump
  • Stock (O.E.) valve springs can NOT be used
  • Basic RPM Range: 3200 to 6200
  • Valve Lift Intake: .562
  • Valve Lift Exhaust: .580
  • Advertised Intake Duration: 300
  • Advertised Exhaust Duration: 306
  • Intake Duration at .050”: 248
  • Exhaust Duration at .050”: 254
  • Lobe Separation: 110
  • Firing Order: 1-8-4-3-6-5-7-2
  • Made in the USA

Comp Cams designed this Retro-Fit Hydraulic Roller camshaft for high performance on the street and drag strip.

Comp Cams –The Absolute Leader In Valve Train Technology!

What Our Customers Say

February 6, 2026

Absolutely no complaints!

I highly recommend this to anyone.

- Deborah W..

February 6, 2026

Absolutely no complaints!

I am very satisfied with this.

- Billy M..

February 6, 2026

Absolutely no complaints!

Can't say enough good things.

- Lila W..

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