Chevrolet Mechanical Roller Camshaft
In stock
SKU
00439S
Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 5 - Ultra-Action - Mid-range and top end drag race profile for 350 cid with automatic transmission.
INT/EXH - Dur @ .050” Lift: 282°/286° RR: 1.5/1.5 Gross Lift: .672”/.687” LSA: 108° RPM: Varies on valve train, heads, manifold, etc… to Redline:
Performance level 5 - Ultra-Action - Mid-range and top end drag race profile for 350 cid with automatic transmission.
INT/EXH - Dur @ .050” Lift: 282°/286° RR: 1.5/1.5 Gross Lift: .672”/.687” LSA: 108° RPM: Varies on valve train, heads, manifold, etc… to Redline:
$604.07
Part Number
00439S
Engine Make
Chevrolet
Year
1957-1998
Part Class
Camshaft
Engine Class
Small Block
Camshaft Name
Ultra-Action
Camshaft Series
Ultra-Action
Engine Type
V8
Engine Size
262, 267, 283, 302, 305, 307, 327, 350 & 400
Product Type
Mechanical Roller
Special Note
This cam has a smaller than stock base circle
Valve Lash
.026" intake and .028" exhaust
Lobe center
108
Advertised Duration: Intake / Exhaust
316/319
Duration @ .050" Lift: Intake / Exhaust
282/286
Lobe Lift: Intake / Exhaust
.448/.458
Rocker Ratio: Intake / Exhaust
1.5/1.5
Gross Valve Lift: Intake / Exhaust
.672/.687
CID
350
Performance Level
5
Low RPM
Varies on valve train, heads, manifold, etc…
Peak HP
Varies on valve train, heads, manifold, etc…
Redline
Varies on valve train, heads, manifold, etc…
Performance Description
Mid-range and top end drag race profile for 350 cid with automatic transmission.
Engine Application
Level 5 camshafts are designed for fully prepared, high compression all-out racing engines and chassis.
Recommended Modifications
Extensive cylinder head modification, bigger titanium valves, lightweight valve train, maximum flow carburetion or fuel injection, racing gas (alcohol or nitro), magneto or electronic ignition, performance rod and crank assembly and increased engine clearances are required for maximum benefit.
Grind Number
316R
Recommended Kit #1
84420
Recommended Kit #2
84425
Recommended Kit #3
84430
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