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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-1823-8
Ultra Pro Magnum XD Rocker Arms Big Block Chevy 396-454
$33295
Ships on 10/21/2026
Lowest Price GuaranteeBig Block Chevy 396-454
- Ultra Pro Magnum XD Rocker Arms
- Big Block Chevy 396-454
- 1.73 Ratio
- 7/16" Stud
- 8/pkg
- 8650 Steel Construction
- Outlasts And Outperforms Other Rockers
- Unique Machined Billet Pushrod Seat
- FEA And CAD Development
- Improved Strength And Stiffness
- Rebuildable Design
- Engineered For Use In Endurance/Circle/Drag Race
- Lifetime Warranty
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Part TypeRocker Arm
BrandCOMP CAMS
Package Height3.75
Package Width4.0
Package Length13.0
Weight4.82 PG
Part CategoryPerformance Parts
Arm FinishBlack oxide
Rocker Arm Ratio1.73
Shims IncludedNo
Maximum Spring Diameter1.55 in (39.37 mm)
Stud Size 7/16
Rocker Arm Nut StylePolylock
QuantitySold as a set of 8
Rocker Arm Mounting StyleStud
Engine Make/SizeChevy Big Block (396-454)
Self-AligningNo
Rocker Arm StyleFull roller
Rocker Arm Body StyleStandard
Arm MaterialChromoly steel
Ratio1.73
Slot Width0.562 in (14.3 mm)
Vendor Part Number1823-8
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
