Ultra ARC Rocker W/ 1.6 Ratio For '77-'92 Ford 289-351W W/ 5/16" Stud

The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature an Arced, Recessed, Contoured design delivers an optimal strength-to-weight ratio. Backed by a Lifetime Warranty—buy them once and use them forever. Engineered for applications running up to 700 lbs of open spring pressure.

Attributes:

• Brand Name: COMP Cams
• GTIN: 00036584284390
• Amazon ASIN: B00N6LL752
• 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
• Engine Family: Ford 302-351W (1977-1992)
• Maximum Valve Spring Open Pressure: 700
• Rocker Arm Material: Aluminum
• Rocker Arm Ratio: 1.6
• Rocker Arm Series: Ultra ARC Aluminum
• Rocker Stud Diameter: 5/16 Pedestal Mount

Extended Information:

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

Packing Information:

• Quantity of Each: 1
• Package UOM: EA
• Dimension: 5.74 x 3.22 x 1.88 inches
• Weight: 0.45 POUNDS