How to install the valve pushrods and valve rocker arm assemblies correctly on 2000 GMC Jimmy?

To install the valve pushrods, ensure the arrow on the valve rocker arm support is up before installing the supports. Apply prelube to the contact surfaces. Install the valve rocker arm assemblies by finger starting the bolts, then follow the correct tightening sequence to prevent damage. No additional valve lash adjustment is necessary.

OEM 2000 GMC Jimmy Rocker Arm

Engine Rocker Arm

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2000 GMC Jimmy Rocker Arms Part Number: 12599650
$57.50 MSRP: $90.07
You Save: $32.57 (37%)
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Product Specifications
- Other Name: Arm, Valve Rocker; Rocker Arm; Arm, Engine Valve Rocker
- Replaces: 12555580
- Item Weight: 0.70 Pounds
- Item Dimensions: 3.2 x 2.2 x 2.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 12
- SKU: 12599650
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2000 GMC Jimmy Submodels:
- Diamond Edition, Envoy, SL, SLE, SLS, SLT | 6 Cyl 4.3 L GAS

2000 GMC Jimmy Rocker Arm

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2000 GMC Jimmy Rocker Arm Parts and Q&A

Q: How to install the valve pushrods and valve rocker arm assemblies correctly on 2000 GMC Jimmy?
A: To install the valve pushrods, ensure the arrow on the valve rocker arm support is up before installing the supports. Apply prelube to the contact surfaces. Install the valve rocker arm assemblies by finger starting the bolts, then follow the correct tightening sequence to prevent damage. No additional valve lash adjustment is necessary.