SKU: 33-600-11

THUMPR 227/241 LSA 107 HYDRAULIC ROLLER CAMSHAFT FORD FE 390 428 BIG BLOCK, Lumpy Choppy Idle

RPM Operating Range:1900 to 5600, Lumpy Idle

$779.46

or 4 payments of $194.87 with Info

IN STOCK  FREE SHIPPING

Description

COMP CAMS, FE Big Block 390 428 Hydaulic Roller Camshaft, Thumpr, Choppy, Lumpy Idle, 33-600-11

Thumpr™ 227/241 Hydraulic Roller Cam for Ford 352-428. High performance street, stock converter ok, best with 2000+ converter & gears, choppy/thumping idle.

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

Engine Family:   Ford FE Big Block 352 390 427 428 c.i. 8 Cylinder (1963-1977)

RPM Operating Range:   1,900-5,600

Grind Number:   283THR7

Cam Type:   Hydraulic Roller

Lifter Style:   Hydraulic Roller

Camshaft Series:  Thumpr

Usage:  Street/Performance

Advertised Intake Duration:  283

Advertised Exhaust Duration:   303

Intake Duration at .050 Inch Lift:   227

Exhaust Duration at .050 Inch Lift:   241

Intake Valve Lift:   0.557

Exhaust Valve Lift:   0.539

Lobe Separation:   107

Camshaft Gear Attachment:1-Bolt

Specifications

SKU 33-600-11
Barcode # 036584312857
Brand COMP CAMS
intake valve lift 0.557
Exhaust Valve Lift 0.539
Lifter Type Hydraulic Roller
Advertised Exhaust Duration 303
Advertised Intake Duration 283
Cam Type Hydraulic Roller
Exhaust Duration At .050 Inch Lift 241
Intake Duration At .050 Inch Lift 227
Lobe Separation 107
Camshaft Series Thumpr
Grind Number 283THR7
Basic Operating Rpm Range 1,900-5,600
Lifters Included No
Valve Springs Required Yes
Camshaft Gear Attachment 1-Bolt
Camshaft Material Billet Steel

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