4-Pattern 253/263 IB 255/265 OB Hydraulic Roller Cam For Ford 351W

Hydraulic Roller: 4-Pattern 305QIO8 - Recommended for larger c.i.d. and high compression applications. 3500+ Stall. Vehicle Specific

• Fits Ford Small Block Engines originally equipped with "Old" firing order and 351 Windsor engines with the "Windsor" firing order

Attributes:

• Brand Name: COMP Cams
• GTIN: 00036584259756
• Advertised Inboard Exhaust Duration: 317
• Advertised Outboard Exhaust Duration: 319
• Advertised Outboard Intake Duration: 307
• Amazon ASIN: B00CWZVA96
• Assembly Lubricant Included: No
• Basic Operating RPM Range: 3300-7,500
• C.A.R.B. E.O. Number: N/A
• C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
• C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
• C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
• C.A.R.B. Exempt for On-Road Vehicles?: No
• C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
• C.A.R.B. Exemption Reason: N/A
• Cam Type: Hydraulic Roller
• Camshaft Gear Attachment: 1-Bolt
• Camshaft Material: Billet Steel
• Camshaft Series: 4-Pattern
• Engine Family: Ford 351W 8 Cylinder (1969-1996)
• Grind Number: 305QIO8
• Inboard Exhaust Duration at .050 inch Lift: 263
• Inboard Exhaust Valve Lift: 0.622
• Inboard Intake Duration at .050 Inch Lift: 253
• Inboard Intake Valve Lift: 0.638
• Lifter Type: Hydraulic Roller
• Lifters Included: No
• Outboard Exhaust Duration at .050 inch Lift: 265
• Outboard Exhaust Valve Lift: 0.622
• Outboard Intake Duration at .050 Inch Lift: 255
• Outboard Intake Valve Lift: 0.638
• Usage: Street/Strip
• Valve Springs Required: Yes

Extended Information:

• Country of Origin: United States
• Emissions : EPA Eligible

Packing Information:

• Quantity of Each: 1
• Package UOM: EA
• Dimension: 24 x 2.9 x 2.6 inches
• Weight: 9.85 POUNDS