Check Availability
COMP Cams 21-229-4 1976-1979 Dodge CB300 Engine Camshaft
COMP Cams
SKU 21-229-4

COMP Cams 21-229-4 Xtreme Energy HI-LIFT 251/257 Hydraulic Flat Cam for Chrysler 383-440

$309.95 USD
Check Availability
Check availability, to reach.
Free shipping For USA, up to 50 lbs
90-day returns Free, no restocking fees
Warranty 12 Months

Serious street and bracket race cam. 10:1 compression, lower gears, headers and 3500+ stall.

Xtreme Energy Hi-Lift 251/257 Hydraulic Flat Tappet Cam for Chrysler 383-440 (Single-Bolt). Serious street and bracket Race application. 10:1 Compression, lower Gears, headers and a 3500+ stall.

Specifications

Basic Operating RPM Range 3,000-6500 R3
Advertised Intake Duration 295 DD
Advertised Exhaust Duration 307 DD
Lobe Separation 110 DD
Intake Valve Lift 0.564 IN
Exhaust Valve Lift 0.564 IN
Intake Duration at .050 Inch Lift 251 DD
Exhaust Duration at .050 inch Lift 257 DD
Camshaft Series Xtreme Energy Hi-Lift
Usage Street/Performance
Cam Type Hydraulic Flat Tappet
Grind Number XE295HL
Lifters Included No
Lifter Type Hydraulic Flat Tappet
SK-Kit Upgrade SK21-229-4
Valve Springs Required Yes
Assembly Lubricant Included Yes
Camshaft Gear Attachment 1-Bolt
Camshaft Material Cast Iron
Engine Family Chrysler 383-440 c.i. 8 Cylinder (1959-1980)
Cam and Lifter Kit Upgrade CL21-229-4
K-Kit Upgrade K21-229-4
Grind Number XE295HL

⚠️ California Proposition 65 Warning
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.

Warranty: 12 Months

A vehicle fitment list isn’t available for this part.

Please check the product description for the manufacturer’s application details, or ask a specialist — we’ll confirm whether it fits your vehicle before you buy.

Shipping Information

Free shipping is available for eligible orders.

Shipping: For USA - Up to 50lbs.

Orders are processed during normal business days. Delivery dates may vary by carrier and destination.

Owner Reviews

Be the first to review this part. Real owner feedback, tagged with the exact vehicle it was fitted to, helps the next shopper buy with confidence.

Questions & Answers

Our techs answer fitment questions, usually within 2 hours. Owners chime in too.

0 questions

No questions yet. Here's what shoppers usually ask. Tap one and our techs will answer.

Ask a Question

Write a review

Share your experience with this part. Reviews are checked before they go live.

Fit
Guaranteed
Fast
Shipping
Easy
Returns
Real
Support

Frequently Paired With

$309.95