Skip to content

Free shipping over $70 - LS | SBC | LT | Ford | Mopar | Cummins | Duramax | Power Stroke engine parts

Home
Shop by Engine
Shop by Engine
Shop by Part Type
Shop by Part Type
Tech Guides
Builder Program
Fitment
Contact

GM
Ford
Mopar
Diesel

Shop by Part Type

Rebuild Kits

Pistons & Rings

Bearings

Camshafts

Cam Stage Kits

Timing Components

Cylinder Heads

Valves & Valvetrain

Lifters

Gaskets & Seals

Head Gaskets

Head Studs

Oil Pumps

Harmonic Balancers

Flexplates & Flywheels

Water Pumps

Intake Manifolds

Throttle Bodies

Fuel Injectors

Ignition

Sensors

Stroker & Rotating Assemblies

AFM / DFM / MDS Delete

Engine Stands & Tools

Oil, Coolant & Additives

Builder Program

Account

Popular:LS Small Block Chevy LT Gen V Cummins Duramax Power Stroke Engine Guides

By Part Type

Rebuild Kits Pistons & Rings Bearings Camshafts Cam Stage Kits Timing Components Cylinder Heads Valvetrain Lifters Gaskets & Seals Head Gaskets Head Studs Oil Pumps Harmonic Balancers Flexplates & Flywheels Water Pumps Intake Manifolds Throttle Bodies Fuel Injectors Ignition Sensors Stroker & Rotating Assemblies AFM / DFM / MDS Delete

By Engine

GM LS (Gen III/IV)Small Block Chevy GM LT Gen V Vortec 4.3 V6 Vortec 4.2 Atlas I6 Ford 5.0 Coyote Ford Modular 4.6 / 5.4 Ford Windsor SB Ford FE Big Block Gen III Hemi Mopar LA / Magnum Mopar B / RB Big Block Cummins 5.9 / 6.7 Duramax 6.6 Power Stroke

Rocker Arms & Trunnions

Rocker Arms & Trunnions — rocker arms and trunnion upgrade kits. Organized by engine and part type; confirm fitment for your application. Fast shipping, free over $70.

Skip to results list

Active filters:

62 items

Sort

Sort Most relevant

Featured

Most relevant

Best selling

Alphabetically, A-Z

Alphabetically, Z-A

Price, low to high

Price, high to low

Date, old to new

Date, new to old

Column grid

Column grid

Filter

Active filters:

Sort

Sort Most relevant

Featured

Most relevant

Best selling

Alphabetically, A-Z

Alphabetically, Z-A

Price, low to high

Price, high to low

Date, old to new

Date, new to old

Ford FE 390/427/428 Rocker Arms 1958-1976 ECCPP RA360N

Ford FE 390/427/428 Rocker Arms 1958-1976 ECCPP RA360N

$167.17
Ford Windsor 302/351W Rocker Arms 1968-2001 Speedmaster PCE261.1188

Ford Windsor 302/351W Rocker Arms 1968-2001 Speedmaster PCE261.1188

$312.37
Ford Windsor 302/351W Rocker Arms 1968-2001 JEGS 20990

Ford Windsor 302/351W Rocker Arms 1968-2001 JEGS 20990

$548.47
Ford Windsor 302/351W Rocker Arms 1968-2001 Speedmaster 1-261-041

Ford Windsor 302/351W Rocker Arms 1968-2001 Speedmaster 1-261-041

$367.74
Ford Windsor 302/351W Rocker Arms 1968-2001 COMP Cams 1632-8

Ford Windsor 302/351W Rocker Arms 1968-2001 COMP Cams 1632-8

$467.19
Ford Windsor 302/351W Rocker Arms 1968-2001 COMP Cams 1631-8

Ford Windsor 302/351W Rocker Arms 1968-2001 COMP Cams 1631-8

$466.48
Ford Windsor 302/351W Rocker Arms 1968-2001 COMP Cams 1631-16

Ford Windsor 302/351W Rocker Arms 1968-2001 COMP Cams 1631-16

$788.41
Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1431-16

Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1431-16

$327.91
Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1602-16

Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1602-16

$785.41
Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1632-16

Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1632-16

$716.41
Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1620-16

Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1620-16

$716.41
Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1601-16

Mopar 5.2/5.9 Magnum Rocker Arms 1992-2003 COMP Cams 1601-16

$783.91
Small Block Chevy 350 Rocker Arms 1967-2002 ECCPP 16PCS

Small Block Chevy 350 Rocker Arms 1967-2002 ECCPP 16PCS

$215.47
Small Block Chevy 350 Rocker Arms 1967-2002 ECCPP

Small Block Chevy 350 Rocker Arms 1967-2002 ECCPP

$216.97
Small Block Chevy 350 Rocker Arms 1967-2002 COMP Cams 1605-16

Small Block Chevy 350 Rocker Arms 1967-2002 COMP Cams 1605-16

$716.41
Small Block Chevy 350 Rocker Arms 1967-2002 COMP Cams 1417-12

Small Block Chevy 350 Rocker Arms 1967-2002 COMP Cams 1417-12

$263.41
Small Block Chevy 350 Rocker Arms 1967-2002 COMP Cams 1418-16

Small Block Chevy 350 Rocker Arms 1967-2002 COMP Cams 1418-16

$354.91
Small Block Chevy 350 Rocker Arms 1967-2002 COMP Cams 1412-16

Small Block Chevy 350 Rocker Arms 1967-2002 COMP Cams 1412-16

$327.91
Ford Modular 4.6/5.4 Rocker Arms 1991-2014 Michigan Motorsports 25500-24

Ford Modular 4.6/5.4 Rocker Arms 1991-2014 Michigan Motorsports 25500-24

$180.97
LS Gen III 4.8/5.3/5.7/6.0 Rocker Arms 1997-2007 COMP Cams 1677-16

LS Gen III 4.8/5.3/5.7/6.0 Rocker Arms 1997-2007 COMP Cams 1677-16

$813.91
LS Gen IV 5.3/6.0/6.2 Rocker Arms 2007-2017 BTR TK001NB

LS Gen IV 5.3/6.0/6.2 Rocker Arms 2007-2017 BTR TK001NB

$180.96
LS Gen IV 5.3/6.0/6.2 Rocker Arms 2007-2017 A-Premium 0APRAK014

LS Gen IV 5.3/6.0/6.2 Rocker Arms 2007-2017 A-Premium 0APRAK014

$234.22
LS Gen IV 5.3/6.0/6.2 Rocker Arms 2007-2017 JEGS 20950

LS Gen IV 5.3/6.0/6.2 Rocker Arms 2007-2017 JEGS 20950

$201.95
LS Gen IV 5.3/6.0/6.2 Rocker Arms 2007-2017 Michigan Motorsports MM-BBLS3RA

LS Gen IV 5.3/6.0/6.2 Rocker Arms 2007-2017 Michigan Motorsports MM-BBLS3RA

$585.97

Customer Service Customer Service

Shipping
FAQ
About
Builder Program
Contact
Return & Refund Policy
Privacy Policy
Terms of Service
Your Privacy Choices

Join our email list

Get exclusive deals and early access to new products.

Email

© 2026 CorePowertrainParts.com, Powered by Shopify

Privacy policy
Refund policy
Terms of service
Shipping policy
Contact information

Your cart is empty

Have an account? Log in to check out faster.

Continue shopping

Search

Search

Products

186mm Differential Rebuild Kit Yukon Gear & Axle YK D30JL-FRONT

186mm Differential Rebuild Kit Yukon Gear & Axle YK D30JL-FRONT

$463.29
186mm Ring & Pinion Yukon Gear & Axle YG D30JL-456R

186mm Ring & Pinion Yukon Gear & Axle YG D30JL-456R

$433.56
210mm Differential Cover Yukon Gear & Axle YHCC-D44JL-FRONT

210mm Differential Cover Yukon Gear & Axle YHCC-D44JL-FRONT

$298.89
210mm Differential Rebuild Kit Yukon Gear & Axle YK D44JL-FRONT

210mm Differential Rebuild Kit Yukon Gear & Axle YK D44JL-FRONT

$500.28