Magnum 253/253 Hydraulic Flat Cam for Chrysler 383-440

HYDRAULIC: Pro Street; 383 Needs 3500-3700+ Stall; 440 Needs 3000-3300+ Stall; 850 CFM Carb; 10:1+ Compression; Headers & Good Intake; 3.90-4.30 Gear

In stock
SKU
21-243-4
$273.95
Engine Family: Chrysler 383-440 c.i. 8 Cylinder (1959-1980)
RPM Operating Range: 3,500-6,500
Grind Number: 305H
Cam Type: Hydraulic Flat Tappet
Lifter Style: Hydraulic Flat Tappet
Camshaft Series: Magnum
Usage: Street/Strip
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 305
Advertised Exhaust Duration: 305
Intake Duration at .050 Inch Lift: 253
Exhaust Duration at .050 Inch Lift: 253
Intake Valve Lift: 0.525
Exhaust Valve Lift: 0.525
Lobe Separation: 110
Exhaust Close ATDC: 43
Intake Open BTDC: 43
Exhaust Open BBDC: 82
Intake Close ABDC: 82
Camshaft Gear Attachment: 1-Bolt
Note Description
2828
Component Part Number
Break-In Lube: 159
CL-Kit Upgrade: CL21-243-4
K-Kit Upgrade: K21-243-4
Lifter Kit: 822-16
Rocker Arms: 1071-KIT  /   1621-16
SK-Kit Upgrade: SK21-243-4
Steel Retainers: 741-16  /   795-16
Timing Set: 2104CPG  /   3104CPG
Valve Locks: 627-16
Valve Seals: 505-16
Valve Springs: 924-16  /   26120-16