SKU: 12-600-4

SBC, Thumpr 227/241 Hydraulic Flat Tappet Camshaft, Choppy Rough idle, Chevy Small Block, 350, Best sound, Choppy,

$504.90

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Description

Comp Cams 12-600-4, Thumpr Hydraulic Flat Tappet Camshaft fits Small Block Chevy 350.

SBC, Thumpr 227/241 Hydraulic Flat Tappet Camshaft, Choppy Rough idle, Chevy Small Block, 350, Best sound, Choppy,

High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.

Comp Cams 12-600-4 Key Specifications: 

  • Engine Family: Chevrolet 262–400 c.i. V8 (1958–1998)

  • Cam Type: Hydraulic Flat Tappet

  • Camshaft Series: Thumpr

  • Camshaft Gear Attachment: 3-Bolt

  • Advertised Intake Duration: 279°

  • Advertised Exhaust Duration: 297°

  • Intake Duration at 0.050" Lift: 227°

  • Exhaust Duration at 0.050" Lift: 241°

  • Intake Valve Lift: 0.479"

  • Exhaust Valve Lift: 0.465"

  • Lobe Separation: 107°

  • Valve Timing Lift: 0.006"

  • Exhaust Closes ATDC: 41°

  • Intake Opens BTDC: 36°

  • Exhaust Opens BBDC: 76°

  • Intake Closes ABDC: 63°

  • Make: Chevrolet

  • Engine: 262–400 c.i. V8 (1958–1998)

  • Lifter Type: Hydraulic Flat Tappet

  • Usage: Street/Performance

  • Operating Range: 2,000–5,800 RPM

  • Performance Package: No

Product Attachments

Recommended Components

Specifications

SKU 12-600-4
Barcode # 036584175254
Brand COMP CAMS
intake valve lift 0.479
Exhaust Valve Lift 0.465
Lifter Type Hydraulic Flat Tappet
Advertised Exhaust Duration 297
Advertised Intake Duration 279
Cam Type Hydraulic Flat Tappet
Exhaust Duration At .050 Inch Lift 241
Intake Duration At .050 Inch Lift 227
Lobe Separation 107
Camshaft Series Thumpr
Grind Number 279TH7
Basic Operating Rpm Range 2,000-5,800
Lifters Included No
Valve Springs Required Yes
Camshaft Gear Attachment 3-Bolt
Camshaft Material Cast Iron

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