Xtreme 4x4 206/210 Hydraulic Roller Cam for OE Roller SBC

Xtreme 4x4™ 206/210 Hydraulic Roller Cam for OE Roller SBC. For stock to mildly modified combinations. Strong torque and good mileage.
SKU
08-409-8
$329.98
Grind Number: X4258HR
Engine Family: Chevrolet 305-350 c.i. 8 Cylinder O.E. Roller (1987-1998)
RPM Operating Range: 1,000-5,000
Cam Type: Hydraulic Roller
Lifter Style: Hydraulic Roller
Camshaft Series: Xtreme 4x4
Camshaft Gear Attachment: 3-Bolt
Usage: Street/Performance
Valve Springs Required: Yes
Camshaft Material: Austempered Ductile Iron
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 258
Advertised Exhaust Duration: 262
Intake Duration at .050 Inch Lift: 206
Exhaust Duration at .050 Inch Lift: 210
Intake Valve Lift: 0.458
Exhaust Valve Lift: 0.458
Lobe Separation: 111
Assembly Lubricant Included: No
Valve Timing @ 0.006 Lift:
Exhaust Close ATDC: 11
Exhaust Open BBDC: 61
spec-card-valve-timing
Intake Open BTDC: 22
Intake Close ABDC: 56
Component Part Number
Break-In Lube: 159
CL-Kit Upgrade: CL08-409-8
K-Kit Upgrade: K08-409-8
Lifter Kit: 850-16
Push Rods: 7808-16
Rocker Arms: 1417-16
SK-Kit Upgrade: SK08-409-8
Steel Retainers: 742-16  /   787-16
Timing Set: 2136  /   3136
Valve Locks: 601-16  /   648-16
Valve Seals: 501-16  /   503-16
Valve Springs: 26981-16  /   981-16