HONDA 12000-KPM-940 Top Cylinder Head Engine End Valve Train Arm Rocker

( Manufacturer Part Number: 12000-KPM-940 ), ( Part Type: Valve Cylinder Head Engine Arm ), ( Engine Type: 4-stroke )

Review HONDA Cylinder Head Engine Top End Valve Train Rocker Arm fits CRF230L CRF230 2008–2009

The Honda CRF230L, introduced in 2009 as an update to the CRF230F, is a versatile and powerful trail bike known for its reliability and performance. One of the essential components of its engine is the top end valve train, which includes the rocker arms. The Honda 12000-KPM-940 is the specific part number for the cylinder head of the CRF230L, which houses the rocker arms.

This cylinder head is a crucial piece of the engine, as it is responsible for transmitting the force from the camshaft to the valves, allowing the proper intake and exhaust of air-fuel mixture and exhaust gases. The Honda 12000-KPM-940 is meticulously engineered to provide optimal engine performance, efficiency, and durability.

The rocker arms in this Honda cylinder head are designed to convert the reciprocating motion of the engine's pistons into the rotating motion of the valves. They are made from robust materials, such as forged steel, to ensure strength and endurance under the demanding conditions of off-road riding. The rocker arms also feature roller bearings, which reduce friction and wear, allowing for smoother operation and longer component life.

The valve train's geometry is carefully designed to provide the best possible intake and exhaust flow for the engine. The rocker arms' length, curvature, and angle are all optimized to generate the required valve lift, while minimizing the loss of energy and reducing engine noise. This results in improved engine performance, increased power output, and enhanced fuel efficiency.

Additionally, the Honda 12000-KPM-940 cylinder head is designed with easy maintenance in mind. The rocker arms are accessible without removing the engine from the frame, allowing for quick and convenient servicing. This is a significant advantage when it comes to maintaining the bike and getting it back on the trail as soon as possible.

In summary, the Honda 12000-KPM-940 cylinder head, with its rocker arms, is a vital component of the CRF230L's engine. It is designed to deliver optimal engine performance, efficiency, and durability, while ensuring easy maintenance for the rider. Whether you're an experienced off-road enthusiast or a beginner, this component is a must-have for keeping your Honda CRF230L in top shape and ready for adventure.

The Honda CRF230L is a popular enduro motorcycle known for its durability and reliability. One common part that may need replacement over time is the cylinder head engine top end valve train, including the rocker arms. Here are some pros and cons of buying a new aftermarket cylinder head for a 2009-2008 CRF230L:

1. Improved Performance: A new cylinder head can lead to improved engine performance. Aftermarket parts often have better materials and designs, leading to improved power output and better fuel efficiency.

2. Longer Lifespan: Replacing the worn-out cylinder head with a new one can significantly extend the lifespan of the engine.

3. Better Compatibility: Aftermarket cylinder heads are specifically designed to fit the CRF230L, ensuring a perfect fit and eliminating any potential compatibility issues.

4. Cost-Effective: In the long run, buying a new aftermarket cylinder head can be cost-effective, as it eliminates the need for frequent repairs or replacements of other engine components.

1. Upfront Cost: The upfront cost of buying a new aftermarket cylinder head can be high, especially compared to OEM (Original Equipment Manufacturer) parts.

2. Installation Complexity: Installing a new cylinder head can be a complex process and may require specialized tools and expertise. It is recommended to have the installation done by a professional mechanic.

3. Potential Risks: There is a risk of damaging other engine components during the installation process. It is essential to follow the installation instructions carefully to minimize the risk of damage.

Replacing the cylinder head engine top end valve train, including the rocker arms, on a Honda CRF230L can bring significant improvements in engine performance and longevity. However, the upfront cost can be high, and the installation process can be complex. It is essential to weigh the pros and cons carefully and consider the long-term cost savings before making a decision.

If you are experiencing issues with the engine performance or have noticed signs of wear on the cylinder head, it may be worth considering replacing it with a new aftermarket cylinder head. Look for reputable aftermarket part manufacturers and ensure that the part is specifically designed for the CRF230L. It is also recommended to have the installation done by a professional mechanic to minimize the risk of complications.

Details:

OEM Cylinder Head / Rocker Arm Set Assembly. No cracks, breaks or repairs seen. Unit is in good working condition. These parts were removed from a 2009 Honda CRF230L If your vehicle is different than this, be sure to verify fitment.

Mounting points and mating surfaces are all intact. Fitment Guarantee. Camshaft journals are in great shape. Valves are intact, rocker arms clean and smooth.

MPN: 12000-KPM-940.

part #: 12000kpm940 prices

• $229.99-$499.95

specifications cylindermotorcycleiz:

• for models: Crf230l, Crf230
• for makes: Honda
• for years: 2008-2009
• mpn: 12000-kpm-940
• part type: Valve Cylinder Head Engine Arm
• engine type: 4-stroke

offer cylindermotorcycleiz:

• sold: 0
• quantity: 1
• availability: In Stock
• started: July 30, 2025
• options: Ship-to-home

general cylindermotorcycleiz:

• condition: Used
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads

payments cylindermotorcycleiz:

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

shipping cylindermotorcycleiz:

• type: Fixed
• class: Standard
• carrier: FedEx
• transit: 3-7 Days
• service: FedEx Ground or FedEx Home Delivery
• cost: $25.00

seller cylindermotorcycleiz:

• # reviews: 3172
• city: Puyallup, Washington
• rating: 99.8%

returns cylindermotorcycleiz:

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

Honda 12000-KPM-940 Is Similar To:

• 00-00000-000 Honda Cylinder Jug Power Valves Billet Cover Barrel Top End (29.6% similar) 2001 honda CR250 cylinder assembly free shipping needs new sleeve - cracked power valves billet cover hardware see pictures for condition last pic shows the crack may fit other years model's...(September 17th, 2018)
• 00000000000 Honda Xr Cylinder Head Rare (35.3% similar) Honda XR 200R XR200R cylinder head rare for rebuild no cracks or stripped threads, should have new valves etc during rebuild, priced to sell, cam included, ships as shown in pictures tagged model year, ask all questions prior buying...(August 24th, 2018)
• 03-04-05-06-07-08-09-10-11-12-13-14-15-honda-1993 Honda Bolt Kit Engine Motor Screw Hardware Nut (22.8% similar) Thanks and ride safe. XR650L this is the majority of engine bolts. The bolts should fit these model's. Bolt kit engine motor screw hardware nut XR650L this is a set of bolts that were pulled off 2000 honda...(March 6th, 2018)
• 03 04 05 06 07 08 12210-mch-700 Honda Front Cylinder Head Cam Cover Oem (34.5% similar) Item may arrive disassembled for shipping purposes. Every person makes mistakes the difference is how mistake handled. The item will show signs of use. Please view pictures closely. Purchasing a used item:this is item. Most items are shipped via FedEx or USA postal service USPS. The advantage of ...(November 1st, 2018)
• 07-08-09-10-11-12-13-14-15-honda-12200-my6-670 Honda Cylinder Head Valve Top End (39.5% similar) XR650L the condition is good in head assembly ready for use. Cylinder head valve top end XR650L this is a assembly that was pulled off 2000 honda. The valves are included and oik to be in pretty good shape...(March 6th, 2018)
• 07-08-09-12-13-14-15-honda-12200-kbg-671-engine Cylinder Head Valve Top End Rebel (42.7% similar) Cylinder head valve top end CMX250C rebel this is a with cam towers and rockers that was pulled off 2005 honda. The camshaft is not included with this listing. The listing will include cylinder head, valves, camp towers and rockers. The part number shows it will fit these model's. CMX250C rebel ...(February 26th, 2018)
• 0934 Trail Bikes Honda Race Head Kit To Current (27.8% similar) High performance race camshaft for the head only gasket kit. Includes all necessary parts and comes assembled. It now has 25 22MM valves with better porting flow. Race head has been updated for even more performance. This kit is for upgrading 88CC bore kits with a stock head to the race. Also has ...(August 9th, 2018)
• 0949-0273-0189-0251-0186 Trail Bikes Honda Years To Tb Race Head Upgrade Kit (22% similar) ...(May 17th, 2018)
• 10004-pge-a21 Honda Oem Acccura Cl Coupe Cylinder Head (35.8% similar) 2l 6CYL w manual trans...(July 5th, 2018)
• 10007-k03 Cylinder Works Std Piston Kit For Honda Crf (37.3% similar) Please for a shipping quote to these destinations. Keep all packaging materials and the original shipping box. Free ground shipping applies to lower 48 contiguous states only...(May 22nd, 2018)
• 1060996 Honda Engine Top End Cylinder Head Cover Valve Rash (35.9% similar) Each part is systematically placed to be easily located once purchased. More options available upon request. Many countries only allow 79 max package length and girth combined. If the item does not fit motorcycle model's specified in listing...(April 4th, 2018)