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Ultra Pro Magnum Rocker Arms Chevy 348-409
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-1629-16

Ultra Pro Magnum Rocker Arms Chevy 348-409

$53295
ShippingShips on Sep 03, 2026
Lowest PriceLowest Price Guarantee

Chevy 348-409
    Ultra Pro Magnum Rocker Arms
  • Chevy 348-409
  • Rocker Stud: 3/8"
  • Ratio: 1.7
  • 16/pkg

  • 8650 Chromemoly Steel
  • 29 Percent Stronger Than Pro Magnum
  • Redesigned Steel Stud Mount Rocker
  • Reduced Weight And Greater Strength
  • Increased High RPM Stability
  • Black Oxide Exterior Finish
  • Increased Retainer And Valve Spring Clearances
  • Lifetime Warranty
    These Ultra Pro Magnum rockers are made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.7 ratio, these rockers fit Chevrolet 348-409 with a 3/8" diameter stud.
Part TypeRocker Arm
BrandCOMP CAMS
Package Height3.8
Package Width4.0
Package Length12.8
Weight9.52 PG
Part CategoryPerformance Parts
Arm FinishBlack oxide
Rocker Arm Ratio1.7
Shims IncludedNo
Stud Size 3/8
Rocker Arm Nut StylePolylock
QuantitySold as a set of 16
Rocker Arm Mounting StyleStud
Engine Make/SizeChevy Big Block (396-502)
Self-AligningNo
Rocker Arm StyleFull roller
Rocker Arm Body StyleStandard
Arm MaterialChromoly steel
Ratio1.7
Vendor Part Number1629-16
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
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