Best Engine Rocker Arm Nuts Bolts in 2026

Daisy
Last Updated: Jul 18, 2026

At a Glance: Our Top Picks for Engine Rocker Arm Nuts Bolts

Rocker Arm Nut, 3/8-24 in Thread, Steel, Black Oxide, Set of 16
#TOP1
Rocker Arm Nut, 3/8-24 In Thread, Steel, Black
9.5
PM SCORE
Proform 66906C Stamped Roller-Tip Rocker Arm, 1.5 Ratio, 3/8" Stud
#TOP2
Proform 66906C Stamped Roller-Tip Rocker Arm, 1.5 Ratio,
7.5
PM SCORE
COMP Cams 4604-16 High Energy 3/8" Stud Diameter Polylock for Roller Rocker Arm
#TOP3
Comp Cams 4604-16 High Energy 3/8" Stud Diameter
7.0
PM SCORE

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Summary of the Best Engine Rocker Arm Nuts Bolts of 2026

Rocker Arm Nut, 3/8-24 In Thread, Steel, Black Oxide, Set Of 16

PROFORM
66935
4.20 X 1.60 X 1.60 Inches
0.75 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

16 per package

Package Dimension : 3.555 centimeters L x 10.414 centimeters W x 3.81 centimeters H

Fits most extruded aluminum rocker arms

Country of Origin: CHINA

Proform 66906C Stamped Roller-Tip Rocker Arm, 1.5 Ratio, 3/8" Stud

PROFORM
66906C
12.75 X 9.75 X 5.50 Inches
2.62 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Designed for select Chevrolet Small Block Engines

1.5 Ratio for 3/8" studs

Extra long slot eliminates rocker to stud interference.

Reduces internal valve train friction

16 rockers, anti-gall grooved balls and nuts per package

Comp Cams 4604-16 High Energy 3/8" Stud Diameter Polylock For Roller Rocker Arm

COMP CAMS
4604-16
8.10 X 5.60 X 1.30 Inches
1.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SG MARKETPLACE 9.60

Features

For 3/8 inches studs diameter

Designed for ultimate strength and locking force

The stud girdle polylocks are precision ground for minimum run out and tapered for extra strength in the locking area

Supermotorparts Valve Rocker Arm Push Rod Guide Plate Fit Honda Gx340 Gx390 11Hp 13Hp Engine

SUPERMOTORPARTS
AMSUPBD6436
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
supermotorparts 9.60

Features

Fitment:Fit Honda GX340 GX390 Chinese 188F 11HP 13HP 4-Stroke Gasoline Engine Motor Generator Water Pump

Package Include:1 x Push Rod Guide Plate, 2 x Rocker Arm, 2 x Rocker Arm Pivot, 2 x Studs, 2 x Nuts

Replace Part No. For 14410-ZE3-013, 14791-ZE2-010, 14431-ZE2-010, 14451-Z4M-000, 90012-ZE0-010

Note:what you see is what you will receive.Actual pictures on the listing are ready for your reference.

Please check for the details and make sure this is the right one you need.

#TOP5

Comp Cams 4602-16 Magnum Polylock Set For 3/8" Rocker Stud

COMP CAMS
4602-16
8.00 X 5.50 X 1.30 Inches
1.43 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Performance Parts Racing 9.66

Features

Package Dimensions: 9.5 L x 1.5 H x 5.75 W (inches)

Package Weight : 1.44 pounds

Country of Origin : United States

The stud girdle polylocks are precision ground for minimum run out and tapered for extra strength in the locking area

Elgin Rk-401 Rocker Arm Kit

ELGIN
RK-401
3.50 X 1.50 X 1.50 Inches
0.29 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Consists of 1 each Rocker Arm, Pivot Ball and Adjusting Nut

Stamped Steel Rocker Arm Without Guide Rails and Smooth Ball

16 Per Vehicle

Fit type: Vehicle Specific

#TOP7

Mr. Gasket 920G Gold Rocker Arm Nut

MR. GASKET
920G
0.00 X 0.00 X 0.00 Inches
0.95 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Diameter is 3/8-24''

Includes thread locking fasteners

Minimum width of the rocker slot is 0.603''

Designed to lock the rocker arms

Sold as a set of 16

Melling Mrs-641 Rocker Arm Ball/Pivot/Nut/Bolt

MELLING
MRS-641
18.00 X 1.00 X 1.00 Inches
1.83 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Part number: MRS-641

Fit type: Vehicle Specific

Package Weight: 4.907 pounds

Oem equivalent part number: MRS-641

J-35996-A Rocker Arm Lifter Tool And J-35641-A Cylinder Head Lift Bracket Tool Fits For Repairing Detroit Diesel 60 Series Engines (Perfect Set)

BONBO
B-J-35641-35996
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Truck Repair US 9.90

Features

【Great Compatibility】A perfect repairing kit for Detroit diesel 60 series engines.

【J-35641-A Cylinder Head Lift Bracket】 This tool is attached to the cylinder head and used to lift the cylinder head from the engine.

【J-35996-A Rocker Arm Lifter】Used to easily lift the rocker arms from the engine without damage to the car parts. Helps for removing all the rocker shaft mounting bolts and nut from the front or rear rocker shaft assembly.

【Superior Material】Made from high grade and heavy duty steel with black anti-oxidant coating, corrosion and rust resistance, sturdy and durable.

【100% Satisfaction Guarantee】If you're not satisfied with this set, simply return it for a full refund in 30 days. While you have any questions about our products, please feel free to contact us and we will provide the best service. Always buy confidently in Bonbo!

Kimiss Automotive Replacement Engine Rocker Arms, Iron Rocker Arm Shaft Lifter Assembly 892293Ac Fit For Dodge / 3.5L 4.0L Engine

KIMISS
KIMISSORXNUFDQ1P
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Kimiss 9.61

Features

Adaptability --------- The rocker shaft lifter assembly is used for 3.5L / 4.0L engines, suitable for Dodge / , suitable for chrysler 300 / chrysler pacifica

Directly replace the original standard, you can directly replace the old or damaged standard, its replacement OEnumber for reference: 4892293AC, 4892293, 4892293AA, 4892293AB

Product function---------The role of the valve rocker arm is to cooperate with the camshaft to open the door in time to complete the intake and exhaust of the engine. The redesigned left and right rocker shaft components include: , Rocker arm, lifter follower, fixing bolt

Professional production --------- The rocker shaft lifter assembly is professionally produced, conforming to standard specifications, stable performance, high reliability, and worthy of your trust

High-quality service--------- If you have any questions about the rocker arm assembly or the products of our store, please feel free to contact us, we have a dedicated customer service team to solve it for you

A-Premium Rocker Arm Shaft Lifter Assembly Compatible With Chrysler 300 05-10, Pacifica 04-08 & Dodge Charger 06-10, Challenger 09-10, Journey 09-10, Magnum 05-08, 3.5L 4.0L, Replace# 4892293Ac

A-PREMIUM
APRASA001
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
PremiumpartsWhosale 9.97

Features

[Vehicle Fitment-1]: Compatible with Chrysler 300 2005-2010 V6 3.5L, Pacifica 2004-2006 3.5L, Pacifica 2007-2008 V6 4.0L

[Vehicle Fitment-2]: Compatible with Dodge Charger 2006-2010 V6 3.5L, Challenger 2009-2010 V6 3.5L, Journey 2009-2010 V6 3.5L, Magnum 2005-2008 V6 3.5L

[Reference Number]: 4892293AA, 4892293AB; 4892293AC; 04892293AC; 4892293

[Package Contents]: Rocker Arm Shaft Lifter Assembly (Included: 1x Inlet Valve Rocker Arm or Exhaust Valve Rocker Arm)

[Customer Support]: 1 Year Unlimited-mileage Quality Guarantee; With being sturdy and brand-new, this starter motor is the ideal replacement. Please get in touch with us at any time if the product has any quality issues, such as damage or isn't appropriate for your automobile.

#TOP12

Epchunmi Rocker Arms With Bolts Kit, Replaces 10214664 Mr-1341, Fits Bui-Ck/Cad-Illac/Chevr-Olet/G-Mc 4.8 5.3 5.7 6.0 6.2L Engines

EPCHUNMI
FRL16Y011
6.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
EPCHUNMi 5.45

Features

✔【16 x Rocker Arms with Bolts】 The Rocker Arms with Bolts, Manufactured to OE specification for fit, form, and function,have been inspected before shipment in the factory,can fully fit original car directly. Offering the quality, reliability, and durability.

✔【REPLACE OEM#】 REPLACES: 10214664,MR-1341. Absolutly 100% Brand New.Please refer to the "amazon confirmed fit" tool at the top of the page to see if the parts fits your car.

✔【Fits】 This Rocker Arm with Bolt Kit Compatible with 1998 to 2020 4.8L 5.3L 5.7L 6.0L 6.2L Cyl Engines.Compatible with Avanti ll, Bui-ck All-ure/ LaCrosse/ Rainier, Cadi-llac Escalade/ CTS/ Escalade ESV/ Escalade EXT, Chev-rolet Avalanche/ Avalanche 1500/ Camaro/ Caprice/ Colo-rado/ Corvette/ Express/ Silverado / Suburban/ Tahoe/ SS/ SSR, GMC Can-yon/ Envoy/ Savana/ Sie-rra/ Yu-kon, Pon-tiac Fire-bird/ Grand Prix/ GTO & more detailed vehicle adaptation information please see below.

✔【When】 Common symptoms in bad rocker arms or hydraulic tappet include cracks or wear, strange noises(When you start the engine you will hear the Clicking or Ticking Noises) or loose , Engine Light On or Stalling etc.

✔【Why】 This Lifter & Rocker Arms can help you resolve problems such as poor acceleration, decreased power or abnormal noise.Please replace it as soon as possible to avoid further damaging your engine. In time to ensure the reliability of the vehicle and the safety on the road.

✔【Premium Support】 Warranty Terms - Time: 12 MO .Easy-To-Reach Customer Service. We focus on product quality and customer service, our customer service is first-rate. We can provide 100% satisfaction guarantee.

Top 10 engine rocker arm nuts bolts Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Comp Cams 2
Proform 2
A-Premium 1
Bonbo 1
Elgin 1
Epchunmi 1
Kimiss 1
Melling 1
Mr. Gasket 1
Supermotorparts 1

Top 10 engine rocker arm nuts bolts Brands Pie Chart


We've carried out a comprehensive analysis of 382 reviews on engine rocker arm nuts bolts, using our selection criteria to identify the best options in the automotive replacement parts. Our findings reveal that most customers typically select engine rocker arm nuts bolts priced around $83.45, with top brands including e-cowlboy, melling, btr brian tooley racing, epchunmi, hrepair, proform, mr. gasket, comp cams and arp and timilge

Our team of expert editors reviewed these high-quality items and handpicked the top 12 engine rocker arm nuts bolts for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the automotive replacement parts category. These include shinny mermaid, amazon.com, michigan motorsports, epchunmi, hrepair, holley performance product, sg marketplace, waveson and premiumpartswhosale and kimiss .

We are dedicated to assisting our users in finding the right arms Products based on their needs, saving them considerable time when choosing which engine rocker arm nuts bolts to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.