Camshaft CS XR258HR-10

COMP Cams

COMP Cams Be the first one to review

Camshaft CS XR258HR-10

$57795

Earn $11.55 In JDMuscle Rewards!

Ships When Available-Lead Time Applies ⓘ

Financing available starting $18.06 /month and as low as 0% APR.

Auto Parts Store of the Year 2026

COMP Cams Camshaft CS XR258HR-10

Be the first one to review

Estimated Shipping Widget will be displayed here!

Talk to an Enthusiast

Verify Fitment & Product Recommendations

M-F 8:30AM - 5:00PM

(866) 833-3536 Email

Fitment

Description

Hydraulic Roller - Xtreme Energy: Strong torque, good mileage. Stock to mildly modified combinations.
COMP Cams Xtreme Energy XR 258HR-10 Camshaft for Small Block Chevrolet Carbureted Engines Originally Equipped with Hydraulic Roller Cams
Hydraulic Roller - Xtreme Energy: Strong torque, good mileage. Stock to mildly modified combinations.; 258/264 Advertised Duration, 206/212 Duration .050", .480"/.487" Lift, 110 Lobe Separation; 1000 to 5000 RPM range; Must use bronze tip fuel pump pushrod when using high pressure or high volume pump;
Fits '87+ GEN 1 Chevrolet 305-350 Small Blocks w/ Factory Roller Camshafts (Not LT-1/LS1 etc)

Shipping and Delivery

Review our Shipping Policy for delivery details, shipping costs and exclusions.

Warranty and Support

Limited Manufacturer Warranty

Return and Refund

Eligibility, exclusions, applicable fees and exceptions are detailed in our Return Policy. Restrictions apply to special-order and custom products.

Proposition 65

Proposition 65 Warnings: cancer and reproductive harm www.p65warnings.ca.gov