RNACAP77 HONDA Engine Lower Block Crankshaft Housing Civic

Review HONDA Engine Lower Block Crankshaft Housing 1.8l for CIVIC 2006–2011

The Honda RNAC AP77 lower crankshaft housing for the 1.8L ZC94 engine, which was used in various Civic models from 2006 to 2011, is an essential component of the engine that plays a crucial role in its overall performance. This lower crankshaft housing is designed to securely house and support the crankshaft, which is responsible for transmitting power from the engine to the transmission.

The housing is made of high-strength aluminum alloy, which contributes to the engine's lightweight yet robust construction. Its precision-machined surfaces ensure a perfect fit and optimal engine operation. The housing features press-in oil pump gears and a front oil seal, which help maintain the engine's lubrication system.

The lower crankshaft housing also incorporates a cast-in counterweight, which is designed to balance the crankshaft and reduce engine vibrations. This results in a smoother and more efficient power delivery to the transmission. The housing's oil passages are strategically located to ensure efficient oil flow and cooling, contributing to the engine's longevity and durability.

The Honda RNAC AP77 lower crankshaft housing is a direct replacement for the original equipment part and is designed to fit and function identically to the OEM component. It is engineered to meet Honda's stringent quality standards and is backed by a manufacturer's warranty for peace of mind. Whether you're restoring a classic Civic or performing routine maintenance on your daily driver, this lower crankshaft housing is a reliable and cost-effective solution.

The Honda RNAC AP77 2006-2011 Civic engine lower block crankshaft housing, also known as the crankcase or engine block, is an essential component of the internal combustion engine. It houses the crankshaft and provides the structural foundation for the engine. Replacing this part can be a significant investment, and like any automotive decision, it comes with advantages and disadvantages.

1. Improved Engine Performance: A worn-out or damaged crankshaft housing can negatively affect engine performance. Replacing it with a new one can restore the engine's power and efficiency.

2. Durability: Honda is known for producing high-quality engine components. A new crankshaft housing can provide long-lasting reliability and reduce the likelihood of future engine problems.

3. Safety: A faulty crankshaft housing can lead to catastrophic engine failure, potentially causing damage to other components and even posing a safety risk. A new part can help prevent such incidents.

1. Cost: Replacing a crankshaft housing is a costly repair, especially for a vehicle as popular and widespread as the Honda Civic. Labor costs and the price of the part itself can add up.

2. Time-consuming: Engine repairs are typically time-consuming, and replacing the crankshaft housing is no exception. It may take several hours to complete the job, depending on the mechanic's expertise and the availability of parts.

3. Potential for Other Issues: Replacing the crankshaft housing does not guarantee that other engine components will remain problem-free. Additional repairs may be necessary, which can increase the overall cost of the maintenance.

The decision to buy a new Honda RNAC AP77 2006-2011 Civic engine lower block crankshaft housing depends on various factors, including the vehicle's condition, your budget, and your personal preference for maintaining your car. If you're experiencing issues with your engine, such as reduced power or performance, or if your mechanic recommends the replacement due to damage, it may be worth the investment for the improved performance, durability, and safety benefits. However, if your car is running well and the cost and time commitment of the repair outweigh the potential benefits, you may consider other options. Ultimately, it's essential to weigh the pros and cons and consult with a trusted mechanic or repair shop for their professional opinion.

Before making a decision, gather as much information as possible about the condition of your engine and the potential cost and time commitment of the repair. Consult with a reputable mechanic for their expert advice and recommendations. Additionally, consider exploring alternative solutions, such as engine rebuilding or used parts, which may offer a more cost-effective alternative. Ultimately, the best choice depends on your personal circumstances, budget, and priorities.

Details:

Well be happy to combine items and save you on shipping cost. When you refuse to reuse, its the earth abuse. We keep our listings honest as far condition in photos. All parts listed are tested and inspected before shipping by our team members.

Good condition, normal signs of wear, refer to photos. Fits other model's, refer to part in the photos see if this fits your vehicle. Everything is as pictured. So what you see is get.

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specifications engineblocksam:

• for models: Civic
• for years: 2006–2011
• brand: Honda
• mpn: Rnacap77
• type: Engine Block
• oe/oem part number: Rnacap77, 2006, 2007, 2008, 2009, 2010, 2011, Oem
• items included: Seal
• material: Aluminum
• country of origin: United States

seller engineblocksam:

• city: dallas, texas
• # reviews: 2479
• rating: 99.9%

returns engineblocksam:

• time: 14 days
• paid by: buyer
• policy: returns accepted

offer engineblocksam:

• availability: in stock
• prices: $87.00–$89.99
• item condition: Used
• started: march 11, 2026
• options: ship-to-home
• sold #: 9
• in stock #: 2

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

shipping engineblocksam:

• service: usps priority mail
• type: fixed
• class: expedited
• transit: 3-8 days
• carrier: usps

payments engineblocksam:

• other
• credit card: mastercard
• wallet: apple-pay