4-Pattern Hydraulic Roller Camshaft <br> 67-96 Big Block Chevy 396-454 V8

Description:

Hydraulic Roller: 4-Pattern 305QIO10 - Recommended in highly modified street/strip or bracket race engines and also works well in 572+c.i.d. Applications.

Features:

Camshaft Series: 4-Pattern

Advertised Inboard Intake Duration: 305 DD

Advertised Outboard Intake Duration: 307 DD

Advertised Inboard Exhaust Duration: 317 DD

Advertised Outboard Exhaust Duration: 319 DD

Inboard Intake Valve Lift: 0.678 IN

Outboard Intake Valve Lift: 0.678 IN

Inboard Exhaust Valve Lift: 0.661 IN

Outboard Exhaust Valve Lift: 0.661 IN

Lifters Included: No

Valve Springs Required: Yes

Usage: Strip

Assembly Lubricant Included: No

Camshaft Gear Attachment: 3-Bolt

Camshaft Material: Billet Steel

Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)

Lifter Type: Hydraulic Roller

Cam Type: Hydraulic Roller

Grind Number: 305QIO10

Grind Number: 305QIO10

Basic Operating RPM Range: 3200-7,500

Inboard Intake Duration at .050 Inch Lift: 253 DD

Outboard Intake Duration at .050 Inch Lift: 255 DD

Inboard Exhaust Duration at .050 inch Lift: 263 DD

Outboard Exhaust Duration at .050 inch Lift: 265 DD

Package Includes:

Engine Camshaft