GM 839459 Nos Ci Exhaust Lh Rocker Arms 216

( Brand: Gm ), ( Manufacturer Part Number: 839459 ), ( Type: Rocker Arm ), ( Material: Steel ), ( Country/region Of Manufacture: United States ), ( Vintage Part: Yes ), ( Performance Part: No )

Review GM Nos All 216 Ci Exhaust Lh Rocker Arms fits 1941–1950-53

Introducing the GM 839459 NOS (New Old Stock) LH (Left Hand) Rocker Arms for engines with displacements ranging from 1941 to 1949, 1950 to 1953, and 216 ci (cubic inches). These genuine GM parts are perfect for classic car enthusiasts and restorers who are seeking authentic pieces to maintain or enhance the performance of their vintage vehicles.

Each rocker arm is meticulously crafted from high-quality steel, ensuring durability and reliability. The design is based on the original specifications, maintaining the correct specifications for your specific engine model. The top of the rocker arm is equipped with a hardened roller tip, which helps reduce friction and wear, allowing for a smoother engine operation.

These rocker arms are compatible with the LH side of your engine, making them an essential component for maintaining the balance and symmetry of your engine's valvetrain. Installing these genuine GM rocker arms can help improve engine performance, efficiency, and longevity.

The GM 839459 NOS LH Rocker Arms come as new, unopened parts, ensuring that you receive unaltered, untouched pieces that have been stored properly for an extended period. This means that you can trust that these parts will function as intended and will help your vintage vehicle maintain its originality and authenticity.

In summary, these GM 839459 NOS LH Rocker Arms are an essential upgrade for any classic car enthusiast or restorer with a 1941 to 1953 216 ci engine. They are crafted from high-quality steel, designed to original specifications, and come as new, unopened parts. By installing these genuine GM parts, you can help improve your engine's performance, efficiency, and longevity while maintaining the originality and authenticity of your vintage vehicle.

1. Authenticity: These rocker arms are original GM parts, ensuring a perfect fit and reliable performance.

2. Durability: Known for their robustness, these rocker arms can withstand high engine loads and extreme temperatures, making them an excellent choice for classic car enthusiasts.

3. Quality: GM is a reputable brand, and these rocker arms are manufactured to meet their high-quality standards, ensuring long-lasting performance.

4. Availability: These rocker arms are readily available from various automotive parts suppliers, making it easier for car owners to find and purchase them.

1. Cost: Original GM parts can be more expensive compared to aftermarket alternatives, which might be a deterrent for some car owners.

2. Limited Compatibility: These rocker arms are specifically designed for 1941-1949, 1950-1953, 216 ci engines. Car owners with other engine types may need to search for different parts.

3. Installation Complexity: Installing these rocker arms may require specialized tools and technical expertise, potentially adding to the overall cost and time investment.

In conclusion, purchasing GM 839459 LH rocker arms for 1941-1949, 1950-1953, 216 ci engines comes with its advantages and disadvantages. While they offer the benefit of authenticity, durability, and quality, they can be more expensive and less compatible with other engine types. Moreover, their installation might require specialized tools and expertise. Ultimately, the decision to purchase these rocker arms depends on the car owner's priorities, budget, and technical expertise.

If you are looking for replacement rocker arms for your classic car and prioritize authenticity, durability, and quality, then the GM 839459 LH rocker arms would be an excellent choice. However, if you are on a tight budget or prefer a more universal solution, aftermarket alternatives might be worth considering. Always ensure that you double-check the compatibility of the parts with your engine before making a purchase.

Details:

3 NOS GM Rocker Arms Exhaust LH stamped 839461 with the original box. 1950-1953 All Chevrolet Passenger Car and Truck with the 216 Engine. Fit the following: 1941-1949 All Chevrolet Passenger Car and Truck 6 Cylinder Engine. Check over the pictures.

Shipping is $8.50.

part #: 839459 prices

• $20.00-$25.00

specifications rockeareng:

• for years: 1941-1950-53
• brand: Gm
• mpn: 839459
• type: Rocker Arm
• material: Steel
• country/region of manufacture: United States
• vintage part: Yes
• performance part: No

seller rockeareng:

• rating: 100.0%
• city: Elbridge, New York
• # reviews: 3960

general rockeareng:

• Engines Engine Parts > Valvetrain Components > Rocker Arms Parts
• condition: New

offer rockeareng:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• quantity: 1
• started: April 12, 2025

returns rockeareng:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

payments rockeareng:

• credit card: Diners-club
• other
• wallet: Google-pay

shipping rockeareng:

• carrier: USPS
• transit: 4-10 Days
• type: Fixed
• cost: $8.50
• class: Standard
• service: USPS Ground Advantage

Gm 839459 Is Similar To:

• 013122222731 Gm Original Rocker Arm Lock Nuts Chevy Bb (28.6% similar) Ten new Gm big block rocker arm locking nuts...(May 2nd, 2018)
• 0273641 Prw Billet Rocker Arm Pedestal Stands Gm (31.7% similar) Pre billet rocker arm pedestal stands Gm LS3 L92...(October 3rd, 2018)
• 07-13702-16 Engine Pro Chevy Gm Ls Rocker Arm Trunnion Trunion Bronze (31.2% similar) The bushing design provides superior lubrication to grunion while also providing maximum load capability. Or replacement needle bearings, eliminating the possibility of debris from a bearing failure that can cause severe engine damage. The greater surface of our bushed grunion will support 300 times...(October 29th, 2018)
• 1-261-023 Speedmaster Chevy Gm Shaft Ratio Dna Aluminum Roller Rocker Arms (31.5% similar) Chevy Gm LS1 shaft 8 ratio DNA aluminum roller rocker arms set compatible with speed master instructions...(August 22nd, 2018)
• 10089648 Gm Oem-rocker Arm (26.5% similar) ...(October 27th, 2017)
• 10112680 Gm General Motors Rocker Arm Chevy Gmc Blazer Dealercloseout (27% similar) 4l 1/2 ton, 3/4 cab chassis 135. 5, 3500 cab chassis, crew cab, regular long box, standard BOX1988-1990 Chevrolet K35 8 Cl 9, 3500 extended cab, regular CAB1985-1986 Chevrolet C30 8 Cl photos are of the actual parts or sealed packaging containing offered for sale. 9, crew cab, regular cab long box, ...(April 2nd, 2018)
• 10121095 Gm Rocker Arm 82 (33% similar) A new part does not mean that it is identical to original or in perfect condition. Many different variables go into vehicle applications engine size, transmission, model, brake system, wheel drive, etc. Offering a new Gm rocker arm, part, group. 333PHG7ZB644MLRA1. Inc 10121095G0. It may have factory...(September 27th, 2017)
• 10141401 General Motors Nos Gm Rocker Panel Rh Chevrolet Camaro Pontiac (23.8% similar) Still retains most of its original galvanized finish. This is a genuine Gm nos rocker panel that has some minor spots of surface rust. Fits Camry and fire bird. This is for the Rh, passenger side...(July 27th, 2018)
• 10166367 Gm Oem Rocker Arm (28.6% similar) Genuine Gm rocker studs set of 12, part number it has a 10 x 0MM for nut. 5MM thread and 10 shaft with 8 x...(October 22nd, 2017)
• 1192965 1192964 Gm Four Buick Litre Cubic Inch Rocker Arms (30.8% similar) No original box but parts are in great shape as you see. And three have 1b 4b 7b 6B. They have these part numbers on them. Rocker arms for the Buick look at pics and judge yourself. 2 litre engine. Rare nos parts here. Here are 4 come as you see them...(March 17th, 2019)
• 1194142 Gm Engine Rocker Fits Jeep Buick Pontiac 848399057652 (27.1% similar) Nos Gm part location rocker box water pump shelf a from...(June 25th, 2018)