Free #1221 Air Cleaner With AVS or Performer Carb Purchase Shop Edelbrock
Drag Race 270/278 Solid Flat Cam for Chevrolet Small Block

Drag Race 270/278 Solid Flat Cam for Chevrolet Small Block

Low Lift Oval Track 246/250 Hydraulic Flat Cam for Chevrolet Small Block

Low Lift Oval Track 246/250 Hydraulic Flat Cam for Chevrolet Small Block

Low Lift Oval Track 247/255 Hydraulic Flat Cam for Chevrolet Small Block

$324.95
TEMPORARILY OUT OF STOCK
SKU
12-520-5
  • For Hydraulic Flat Tappet Lifters; Fits '58-'021 262-400 cid Chevy Small Blocks2

  • .400" lift rules • Rough idle, low vacuum; under 10"


1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details.

2: The '87+ Chevy Small Block received provisions for roller lifters. Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet lifters in roller lifter style blocks. If a roller cam is desired and your block has OEM-style roller cam provisions. COMP Hyd. Roller Lifter Install Kit for '87-'90 Blocks or '91-'02 Blocks can be purchased, as well as a '87+ OE-Style Hyd. Roller Cam and '87+ OE-Style Roller Lifters. Roller cam conversion in pre-'87 blocks requires Retro-Fit Hyd. Roller Cam and Retro-Fit Link Bar Lifters.

More Information
UPC 036584642398
Manufacturer COMP Cams®
Emissions Code
Engine Family Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
RPM Operating Range 3,000-6,000
Cam Type Hydraulic Flat Tappet
Camshaft Series Low Lift Oval Track
Camshaft Gear Attachment 3-Bolt
Usage Strip
California Proposition 65 WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration 300
Advertised Exhaust Duration 306
Intake Duration at .050 Inch Lift 247
Exhaust Duration at .050 Inch Lift 255
Intake Valve Lift 0.399
Exhaust Valve Lift 0.399
Lobe Lift Intake 0.266
Lobe Lift Exhaust 0.266
Lobe Separation 106
Intake Centerline 106
Valve Timing Lift 0.001
Exhaust Close ATDC 21
Intake Open BTDC 18
Exhaust Open BBDC 54
Intake Close ABDC 49
Lifter Style Hydraulic Flat Tappet
Recommended Components
Component Part Number
Break-In Lube 159
Valve Seals 501-16
Valve Seals 503-16
Valve Locks 611-16
Steel Retainers 751-16
Valve Springs 983-16
Valve Springs 26986-16
Valve Locks 614-16
Steel Retainers 795-16
Lifter Kit 858-16
Timing Set 3100
Timing Set 3100KT