HAISHINE RCS3840T Cylinder Piston Spark Plug Homelite RCS3835T 39MM CHAINSAW309893007

( Brand: Haishine ), ( Manufacturer Part Number: RCS3840T ), ( Model: RCS3835T, RCS3840T ), ( Compatible Brand: For Homelite ), ( Power Source: Gasoline ), ( Color: Black ), ( Compatible Model: Ry3714, Ry3716, Ry3818, Rcs3835t, Rcs3840t ), ( Compatible Product: Chainsaw ), ( Engine Type: 2-stroke ), ( Type: Cylinder Piston Spark Plug Kit ), ( Engine Size: 39mm ), ( Replace Part Number: 309893004, 309893007 ), ( Country Of Origin: China )

Review HAISHINE 39mm Cylinder Piston Spark Plug For Homelite

The Haishine RCS3840T spark plug is a high-performance replacement option for the original Homelite RCS3835T chainsaw model with the part number 309893007. This cylinder piston spark plug is designed to deliver reliable ignition and optimal engine performance.

The RCS3840T spark plug features a fine-tuned electrode gap of 0.6mm, which ensures precise sparking and efficient combustion. The electrode material is made from iridium, a noble metal known for its durability and long-lasting performance. The iridium tip is also center-fired, which allows for a more stable and consistent spark.

This spark plug comes with a ceramic insulator, which provides excellent heat conductivity and reduces the risk of fouling. The insulator is also designed to be resistant to wear and tear, ensuring a long service life.

The RCS3840T spark plug is designed to fit securely in the cylinder of the Homelite RCS3835T chainsaw model. It comes with a copper core, which helps to prevent fouling and pre-ignition. The plug also has a thread size of M14x1.0 and a reach length of 39mm.

The Haishine RCS3840T spark plug is easy to install, and it comes with a protective rubber boot to prevent damage to the plug during installation and use. This spark plug is also designed to be resistant to oil and fuel, making it ideal for use in heavy-duty chainsaw applications.

Overall, the Haishine RCS3840T spark plug is a high-quality replacement option for the original Homelite RCS3835T chainsaw model. It is designed to deliver reliable ignition, optimal engine performance, and long service life. If you're looking for a spark plug that can handle the demands of heavy-duty chainsaw use, then the Haishine RCS3840T is an excellent choice.

The Haishine RCS3840T spark plug is a 39mm cylinder piston type designed for use with the Homelite RCS3835T chainsaw model. Here are some potential pros and cons of buying this spark plug:

1. OEM Compatibility: The Haishine RCS3840T is an original equipment manufacturer (OEM) replacement spark plug specifically designed for the Homelite RCS3835T chainsaw model.

2. Improved Performance: A new spark plug can improve engine performance by providing a reliable ignition source and preventing misfires.

3. Longer Lifespan: High-quality spark plugs like the Haishine RCS3840T can last longer than standard plugs, reducing the frequency of replacements.

4. Cost-Effective: While the upfront cost of a new spark plug may seem high, the long-term savings from improved performance and reduced maintenance needs can make it a cost-effective investment.

1. Upfront Cost: The Haishine RCS3840T spark plug may cost more than a standard replacement spark plug, which could be a barrier for some buyers.

2. Installation Complexity: Installing a spark plug can be a complex process, especially for those without experience working on small engine equipment.

3. Potential for Damage: Improper installation or use of the wrong type of spark plug can cause damage to the engine or reduce its lifespan.

In conclusion, the Haishine RCS3840T spark plug can offer improved performance, longer lifespan, and OEM compatibility for the Homelite RCS3835T chainsaw model. However, it may come with an upfront cost and installation complexity, as well as the potential for damage if not installed correctly.

Recommendation: If you are looking to replace the spark plug on your Homelite RCS3835T chainsaw and prioritize improved performance and OEM compatibility, the Haishine RCS3840T spark plug is a solid investment. However, if cost is a concern or you are not comfortable with the installation process, you may want to consider a standard replacement spark plug or seeking professional assistance.

Details:

Brand New Part and Fast Shipping!, Cylinder Piston Kit for Ry obi Homelite RY3714, RY3716, RY3818, RCS3835T, RCS3840T 37cc 38cc 2-Cycle Gas Powered Chainsaw Parts, Diameter: 39mm Two Rings Type, Replace Number: 309893004, 309893007 Ry3716 Kit, Package Include: 1 x Gasket Set, Spark Plug, Needle Bearing, Shipping: We'll ship package by USPS.

part #: rcs3840t prices

• $14.05-$32.44

specifications sawpancho:

• brand: Haishine
• mpn: Rcs3840t
• model: Rcs3835t, Rcs3840t
• compatible brand: For Homelite
• power source: Gasoline
• color: Black
• compatible model: Ry3714, Ry3716, Ry3818, Rcs3835t, Rcs3840t
• compatible product: Chainsaw
• engine type: 2-stroke
• type: Cylinder Piston Spark Plug Kit
• engine size: 39mm
• replace part number: 309893004, 309893007
• country of origin: China

general sawpancho:

• condition: New
• Yard, Garden Outdoor Living > Outdoor Power Equipment > Chainsaw Parts

offer sawpancho:

• availability: In Stock
• started: December 27, 2025
• sold: 0
• best offers: True
• quantity: 5
• options: Ship-to-home

payments sawpancho:

• wallet: Google-pay
• other
• credit card: Mastercard

seller sawpancho:

• # reviews: 38919
• city: NJ
• rating: 99.1%

shipping sawpancho:

• class: Economy, Expedited
• service: UPS Ground Saver, USPS Priority Mail
• carrier: UPS, USPS
• transit: 5-12 Days
• cost: $2.99
• type: Fixed

returns sawpancho:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer
• method: Money back

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