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Technical Articles for Part Number MEL-SYB-21
Melling Stock Replacement Camshafts
Camshaft, Stock Replacement, Hydraulic Flat Tappet Style, 272/291 Advertised Duration, 0.428 in./0.432 in. Lift, Ford, Mercury, 351M, 400, Each
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Estimated Ship Date: Oct 26, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
SYB-21
Part Type:
Product Line:
Summit Racing Part Number:
MEL-SYB-21
UPC:
729295132271
Cam Style:
Hydraulic flat tappet
Camshaft Use:
Stock Replacement
Basic Operating RPM Range:
Stock
Intake Duration at 050 inch Lift:
192
Exhaust Duration at 050 inch Lift:
198
Duration at 050 inch Lift:
192 int./198 exh.
Advertised Intake Duration:
272
Advertised Exhaust Duration:
291
Advertised Duration:
272 int./291 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.428 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.432 in.
Valve Lift with Factory Rocker Arm Ratio:
0.428 int./0.432 exh.
Remanufactured:
No
Computer-Controlled Compatible:
No
Valve Springs Required:
No
Quantity:
Sold individually.
Melling Stock Replacement Camshafts
Perfect for replacements or stock rebuilds, Melling stock replacement camshafts can restore your engine's true potential. They're available in a variety of styles, including hydraulic flat tappet, roller tappet, and roller follower; and mechanical flat tappet. Melling offers affordable, quality engine parts, including a full line of cams for cars, light trucks, and imports as far back as the mid-1950s. If you want quality that you can count on at a price that's hard to beat, order the Melling stock replacement camshaft designed for fitment on your vehicle.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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