How to detach the valve covers and reinstall the rocker arms and pushrods in 4.8L,5.3L,6.0L V8 engine on Chevrolet Express?

Detach the valve covers from the cylinder heads, then loosen the rocker arm pivot bolts one at a time to remove the rocker arms and bolts, followed by the pivot support pedestal. Keep track of the rocker arm positions for reinstallation and store each set of rocker components in marked plastic bags. Remove the pushrods and store them separately to avoid mixing during installation, noting the arrow indicating the front of the engine. Check each rocker arm for wear, cracks, and damage, particularly where the pushrods and valve stems make contact. Inspect the pivot bearings for binding and roughness; if worn or damaged, the entire rocker arm will need replacement. Ensure the hole at the pushrod end of each rocker arm is clear, and inspect the pushrods for cracks and excessive wear, checking that the oil hole is not clogged. Roll each pushrod across a piece of plate glass to check for bending. Lubricate the lower end of each pushrod with clean engine oil or assembly lube and install them in their original locations, ensuring they seat completely in the lifter socket. Apply engine assembly lube to the ends of the valve stems and upper ends of the pushrods, then apply clean engine oil to the pivot shaft and bearing of each rocker arm before loosely installing them in their original locations without tightening the bolts. Rotate the crankshaft until the number one piston is at TDC, then tighten the intake valve rocker arms for cylinders 1, 3, 4, and 5, and the exhaust rocker arms for cylinders 1, 2, 7, and 8, ensuring each bolt is tightened to the specified torque. Rotate the crankshaft 360 degrees and tighten the intake valve rocker arms for cylinders 2, 6, 7, and 8, and the exhaust rocker arms for cylinders 3, 4, 5, and 6, again tightening each bolt to the specified torque. Finally, install the valve covers, start the engine, and listen for unusual valve train noises while checking for oil leaks at the valve cover gaskets.

Genuine Chevrolet Express Rocker Arm

Engine Rocker Arm

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12 Rocker Arms found

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Chevrolet Express Arm Assembly, Exhaust Valve Rocker
Part Number: 12681275
$14.09 MSRP: $23.32
You Save: $9.23 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Arm Assembly, Exh Vlv Rkr; Rocker Arm
- Replaces: 10214664, 12669993
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2020 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON CARGO SAVANA, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 1/2 TON CARGO EXPRESS, 1/2 TON CARGO SAVANA, 1/2 TON PASSENGER EXPRESS, 1/2 TON PASSENGER SAVANA, 3/4 TON CARGO EXPRESS, 3/4 TON CARGO SAVANA, 3/4 TON PASSENGER EXPRESS, 3/4 TON PASSENGER SAVANA | 8 Cyl 4.8L, 8 Cyl 4.8L Flex, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 6.0L Flex
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Chevrolet Express Arm Assembly, Valve Rocker
Part Number: 12619829
$15.36 MSRP: $25.42
You Save: $10.06 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: ARM, Engine Valve Rocker; Rocker Arm
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2024 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS, Van 3/4 Ton Cargo Express | 6 Cyl 4.3L, 8 Cyl 6.6L
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Chevrolet Express Arm Kit,Valve Rocker
Part Number: 10089648
$27.31 MSRP: $42.99
You Save: $15.68 (37%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: ARM KIT, Engine Valve Rocker; Rocker Arm
- Replaces: 12528897
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RECREATIONAL VEHICLE EXPRESS, 1 TON PASSENGER, 1/2 TON CARGO EXPRESS, 1/2 TON PASSENGER EXPRESS, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS | 8 Cyl 5.0L, 8 Cyl 5.7L
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Chevrolet Express Arm, Valve Rocker
Part Number: 23500074
$19.36 MSRP: $32.03
You Save: $12.67 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: ARM, Engine Valve Rocker; Rocker Arm
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RECREATIONAL VEHICLE EXPRESS, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS | 8 Cyl 6.5L Diesel
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Chevrolet Express Arm Assembly, Valve Rocker (Intake)
Part Number: 97365293
$80.63 MSRP: $162.59
You Save: $81.96 (51%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: ARM, Engine Valve Rocker; Rocker Arm
- Replaces: 97224896, 97316780
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2016 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON CARGO SAVANA, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON CARGO SAVANA, 3/4 TON PASSENGER EXPRESS, 3/4 TON PASSENGER SAVANA | 8 Cyl 6.6L Diesel
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Chevrolet Express Arm Assembly, Int Vlv Rkr
Part Number: 12696105
$13.31 MSRP: $22.03
You Save: $8.72 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Rocker Arm
- Replaces: 12569167, 12669995
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2020 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON CARGO SAVANA, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON CARGO SAVANA, 3/4 TON PASSENGER EXPRESS, 3/4 TON PASSENGER SAVANA | 8 Cyl 6.0L, 8 Cyl 6.0L Flex
- 2008 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS | 8 Cyl 6.0L
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Chevrolet Express Arm,Valve Rocker
Part Number: 12556298
$26.03 MSRP: $43.10
You Save: $17.07 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: ARM, Engine Valve Rocker; Rocker Arm
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2002 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RECREATIONAL VEHICLE EXPRESS, 1 TON PASSENGER | 8 Cyl 8.1L
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Chevrolet Express Arm,Valve Rocker
Part Number: 12599650
$56.12 MSRP: $88.30
You Save: $32.18 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: ARM, Engine Valve Rocker; Rocker Arm
- Replaces: 12555580
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2014 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RECREATIONAL VEHICLE EXPRESS, 1 TON PASSENGER, 1/2 TON CARGO EXPRESS, 1/2 TON CARGO SAVANA, 1/2 TON PASSENGER EXPRESS, 1/2 TON PASSENGER SAVANA, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS | 6 Cyl 4.3L
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Chevrolet Express Arm Assembly, Valve Rocker
Part Number: 12625214
$36.46 MSRP: $57.37
You Save: $20.91 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: ARM, Engine Valve Rocker; Rocker Arm
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2022 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS | 4 Cyl 2.8L Diesel
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Chevrolet Express Arm Kit,Valve Rocker
Part Number: 12523971
$18.01 MSRP: $24.78
You Save: $6.77 (28%)
ADD TO CART
Product Specifications
- Other Name: ARM KIT, Engine Valve Rocker; Rocker Arm
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RECREATIONAL VEHICLE EXPRESS, 1 TON PASSENGER | 8 Cyl 7.4L
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Chevrolet Express Arm Assembly, Valve Rocker (Exhaust)
Part Number: 98004537
$110.60 MSRP: $174.02
You Save: $63.42 (37%)
Product Specifications
- Other Name: ARM, Engine Valve Rocker; Rocker Arm
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2016 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON CARGO SAVANA, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON CARGO SAVANA, 3/4 TON PASSENGER EXPRESS, 3/4 TON PASSENGER SAVANA | 8 Cyl 6.6L Diesel
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Chevrolet Express Arm Kit,Valve Rocker
Part Number: 12522105
Product Specifications
- Other Name: ARM KIT, Engine Valve Rocker; Rocker Arm
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1999 Chevrolet Express | 1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RECREATIONAL VEHICLE EXPRESS, 1 TON PASSENGER, 1/2 TON CARGO EXPRESS, 1/2 TON PASSENGER EXPRESS, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS | 6 Cyl 4.3L

Chevrolet Express Rocker Arm

Each OEM Chevrolet Express Rocker Arm we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Chevrolet Express Rocker Arm Parts Questions & Experts Answers

Arm Assembly, Exhaust Valve Rocker
12681275
Q: How to detach the valve covers and reinstall the rocker arms and pushrods in 4.8L,5.3L,6.0L V8 engine on Chevrolet Express?
A: Detach the valve covers from the cylinder heads, then loosen the rocker arm pivot bolts one at a time to remove the rocker arms and bolts, followed by the pivot support pedestal. Keep track of the rocker arm positions for reinstallation and store each set of rocker components in marked plastic bags. Remove the pushrods and store them separately to avoid mixing during installation, noting the arrow indicating the front of the engine. Check each rocker arm for wear, cracks, and damage, particularly where the pushrods and valve stems make contact. Inspect the pivot bearings for binding and roughness; if worn or damaged, the entire rocker arm will need replacement. Ensure the hole at the pushrod end of each rocker arm is clear, and inspect the pushrods for cracks and excessive wear, checking that the oil hole is not clogged. Roll each pushrod across a piece of plate glass to check for bending. Lubricate the lower end of each pushrod with clean engine oil or assembly lube and install them in their original locations, ensuring they seat completely in the lifter socket. Apply engine assembly lube to the ends of the valve stems and upper ends of the pushrods, then apply clean engine oil to the pivot shaft and bearing of each rocker arm before loosely installing them in their original locations without tightening the bolts. Rotate the crankshaft until the number one piston is at TDC, then tighten the intake valve rocker arms for cylinders 1, 3, 4, and 5, and the exhaust rocker arms for cylinders 1, 2, 7, and 8, ensuring each bolt is tightened to the specified torque. Rotate the crankshaft 360 degrees and tighten the intake valve rocker arms for cylinders 2, 6, 7, and 8, and the exhaust rocker arms for cylinders 3, 4, 5, and 6, again tightening each bolt to the specified torque. Finally, install the valve covers, start the engine, and listen for unusual valve train noises while checking for oil leaks at the valve cover gaskets.