No hassle
returns
Live in-stock
inventory
Save over
60% retail
You have no items in your shopping cart.
June Sale: $142.09
In Stock
May ship from manufacturer
Free Shipping
Part number: 21-237-4
Competitor Pricing
Product Details
Comp Cams 21-237-4 Magnum Camshaft
Products specifications
Advertised Duration 280 int./280 exh.
Advertised Exhaust Duration 280
Advertised Intake Duration 280
Basic Operating RPM Range 2,500-5,800
Cam Style Hydraulic flat tappet
Camshaft Gear Attachment 1-bolt
Computer-Controlled Compatible No
Duration at 050 inch Lift 231 int./231 exh.
Exhaust Duration at 050 inch Lift 231
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.480 in.
Grind Number CRB 280H-10
Intake Duration at 050 inch Lift 231
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.480 in.
Lobe Separation (degrees) 110
Notes Single-bolt camshaft.
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.480 int./0.480 exh. lift
Valve Springs Required Yes
Title 21-237-4 CamShaft, CRB 280H-10
Usage Street/Strip
Engine Make/Size Mopar 383-440
RPM Range 2000-9000
Exh. Duration @ .050 in. (Deg) 230
Exh. Duration Advertised (Deg) 280
Exhaust Valve Lift (in.) 0.48
Int. Duration @ .050 in. (Deg) 230
Int. Duration Advertised (Deg) 280
Intake Valve Lift (in.) 0.480
Lifter Type Hydraulic Flat Tappet

Magnum Camshaft Hyd. Flat Tappet Single Bolt 2500-5800rpm Adv. Dur. 280 Int./Exh. Valve Lift .480 Int./Exh. Lobe Angle 110 deg.

Reviews
Add your review
E
Easy, Cheap prices
J
I had not shopped at Autoplicity before this purchase.   Everything worked out great - product was delivered very quickly and exactly what I ordered.   Thank you Autoplicity.
C
great price
N
I ordered my K&N cold air intake order number 17133
From autoplicity for almost half price compared to other sites online. I will continue my purchases here n stop my searches elsewhere. And delivery time is fast!
Show All Reviews
Fitment
Chrysler 300
1971 Chrysler 300 ALL
1970 Chrysler 300 ALL
1969 Chrysler 300 ALL
1968 Chrysler 300 ALL
1967 Chrysler 300 ALL
1966 Chrysler 300 ALL
1965 Chrysler 300 ALL
1964 Chrysler 300 ALL
1963 Chrysler 300 ALL
1962 Chrysler 300 ALL
1961 Chrysler 300 ALL
1960 Chrysler 300 ALL
1959 Chrysler 300 ALL
Chrysler Cordoba
1978 Chrysler Cordoba ALL
1977 Chrysler Cordoba ALL
1976 Chrysler Cordoba ALL
1975 Chrysler Cordoba ALL
Chrysler Ford 300
1971 Chrysler Ford 300 ALL
1970 Chrysler Ford 300 ALL
1969 Chrysler Ford 300 ALL
1968 Chrysler Ford 300 ALL
1967 Chrysler Ford 300 ALL
1966 Chrysler Ford 300 ALL
1965 Chrysler Ford 300 ALL
1964 Chrysler Ford 300 ALL
1963 Chrysler Ford 300 ALL
1962 Chrysler Ford 300 ALL
1961 Chrysler Ford 300 ALL
1960 Chrysler Ford 300 ALL
1959 Chrysler Ford 300 ALL
Chrysler Imperial
1975 Chrysler Imperial ALL
1974 Chrysler Imperial ALL
1973 Chrysler Imperial ALL
1972 Chrysler Imperial ALL
1971 Chrysler Imperial ALL
1970 Chrysler Imperial ALL
1969 Chrysler Imperial ALL
1968 Chrysler Imperial ALL
1967 Chrysler Imperial ALL
1966 Chrysler Imperial ALL
1965 Chrysler Imperial ALL
1964 Chrysler Imperial ALL
1963 Chrysler Imperial ALL
1962 Chrysler Imperial ALL
1961 Chrysler Imperial ALL
1960 Chrysler Imperial ALL
1959 Chrysler Imperial ALL
Chrysler New Yorker
1978 Chrysler New Yorker ALL
1977 Chrysler New Yorker ALL
1976 Chrysler New Yorker ALL
1975 Chrysler New Yorker ALL
1974 Chrysler New Yorker ALL
1973 Chrysler New Yorker ALL
1972 Chrysler New Yorker ALL
1971 Chrysler New Yorker ALL
1970 Chrysler New Yorker ALL
1969 Chrysler New Yorker ALL
1968 Chrysler New Yorker ALL
1967 Chrysler New Yorker ALL
1966 Chrysler New Yorker ALL
1965 Chrysler New Yorker ALL
1964 Chrysler New Yorker ALL
1963 Chrysler New Yorker ALL
1962 Chrysler New Yorker ALL
1961 Chrysler New Yorker ALL
1960 Chrysler New Yorker ALL
1959 Chrysler New Yorker ALL
Chrysler Newport
1978 Chrysler Newport ALL
1977 Chrysler Newport ALL
1976 Chrysler Newport ALL
1975 Chrysler Newport ALL
1974 Chrysler Newport ALL
1973 Chrysler Newport ALL
1972 Chrysler Newport ALL
1971 Chrysler Newport ALL
1970 Chrysler Newport ALL
1969 Chrysler Newport ALL
1968 Chrysler Newport ALL
1967 Chrysler Newport ALL
1966 Chrysler Newport ALL
1965 Chrysler Newport ALL
1964 Chrysler Newport ALL
1963 Chrysler Newport ALL
1962 Chrysler Newport ALL
1961 Chrysler Newport ALL
1960 Chrysler Newport ALL
1959 Chrysler Newport ALL
Chrysler Saratoga
1960 Chrysler Saratoga ALL
1959 Chrysler Saratoga ALL
Show All Vehicle Fitments
Return Policy
Returns are easy at THMotorsports
Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy