SKU: 48-601-10

Mutha' Thumpr 4/7 Swap 235/249 Hydraulic Roller Camshaft *Early W Series* Chevy Big Block 348 409 MARK 1

Early W Series Mark 1 blocks.

$984.90

or 4 payments of $246.22 with Info

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Description

High performance street/strip, needs 9:1 compression, 2500+ stall. Intake, gears, and headers. Rough idle.

Specifications

SKU 48-601-10
Barcode # 036584267768
Brand COMP CAMS
intake valve lift 0.574
Exhaust Valve Lift 0.558
Lifter Type Hydraulic Roller
Advertised Exhaust Duration 311
Advertised Intake Duration 291
Cam Type Hydraulic Roller
Exhaust Duration At .050 Inch Lift 249
Intake Duration At .050 Inch Lift 235
Lobe Separation 108
Camshaft Series Thumpr 4 and 7 Swap Firing Order
Grind Number 47S 291MTHR-8
Basic Operating Rpm Range 2,200-6,200
Lifters Included No
Valve Springs Required Yes
Camshaft Gear Attachment 3-Bolt
Camshaft Material Billet Steel

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