Mazda RX-7

Diminished T1 and T2 signal in the L1 vertebral body typically indicates the presence of increased marrow fat content or possible pathology such as edema, infection, or malignancy. In particular, low signal on T1-weighted images could suggest a loss of normal fatty marrow, while a low signal on T2-weighted images may indicate the presence of fluid or other abnormal tissue. Further evaluation, including clinical correlation and possibly additional imaging, is often necessary to determine the underlying cause.

A rotary quiz is a type of quiz competition often organized by rotary clubs or similar community groups, where teams compete to answer a series of questions across various topics. These quizzes typically aim to promote fellowship and knowledge while raising funds for charitable causes. Participants may include club members, local residents, or schools, fostering community engagement and collaboration. The format can vary, but it often includes timed rounds and a mix of multiple-choice, true/false, and open-ended questions.

The block heater for a 1984 Mazda RX-7 is typically located on the engine block, usually near the oil pan or the front of the engine. It may be integrated into the engine or attached via a cord that can be plugged into an electrical outlet. If you're having trouble locating it, check the owner's manual or look for a freeze plug with a heater element.

The gas-to-oil mixture ratio for a 12A Bridgeport rotary engine is typically around 50:1. This means that for every 50 parts of gasoline, 1 part of oil is mixed in. It's essential to follow the manufacturer's specifications to ensure optimal performance and engine longevity. Always refer to the specific engine manual for the most accurate mixing guidelines.

To change the starter on a 1981 Mazda RX-7, first disconnect the negative battery terminal to ensure safety. Then, remove any necessary components obstructing access to the starter, like the air intake or exhaust manifold if required. Unbolt the starter from its mounting location, disconnect the electrical connections, and then install the new starter by reversing the removal process. Finally, reconnect the battery terminal and test the starter to ensure proper functionality.

To charge the AC in a 1987 Mazda RX-7, first, locate the low-pressure service port, which is typically near the compressor. Connect a refrigerant canister with a gauge to this port, making sure to follow the correct procedure for your refrigerant type (likely R-12 or R-134a with a conversion kit). Start the engine and turn the AC to the maximum setting, then slowly open the canister valve to allow refrigerant to flow into the system while monitoring the pressure gauge. Ensure you do not overcharge, as this can damage the AC system.

In the 1993 Mazda RX-7, the PCV (Positive Crankcase Ventilation) valve is located on the engine's intake manifold. Specifically, it is found on the driver's side, near the rear of the engine. To access it, you may need to remove some components, such as the air intake tubing. Always consult the vehicle's service manual for specific instructions and diagrams.

On a 1989 Mazda RX-7, the alarm system, if installed, is typically located under the dashboard near the steering column or in the engine compartment. Some aftermarket alarm systems may have their control modules hidden in various locations to deter theft. If you're looking for a factory alarm, it may be integrated with the car's electrical system, so checking the owner's manual or a service manual can provide more specific guidance.

It sounds like your 1991 Mazda RX-7 may have a problem with the idle air control or fuel delivery system, especially if it won't idle after the choke is off. Check the idle adjustment screw and ensure it's set correctly, as well as inspecting the throttle position sensor for proper operation. Since spraying ether doesn't raise the idle, it indicates that the engine isn't getting the necessary fuel, so also check the fuel pump, fuel filter, and injectors for any blockages or issues. If you can access a repair manual online, it may provide you with specific adjustment procedures and troubleshooting steps.

In a Mazda RX-7, the drain plug for the engine oil is typically located on the oil pan at the bottom of the engine. It is usually a hex or bolt-type fitting that you can access from underneath the vehicle. For the RX-7 models, ensure the car is securely raised before attempting to locate and remove the drain plug for an oil change. Always refer to the vehicle's service manual for specific details and torque specifications.

Electronic ignition is a system used in internal combustion engines that replaces traditional mechanical ignition systems. It uses electronic components to control the timing and duration of the spark that ignites the air-fuel mixture in the engine's cylinders. This system typically includes sensors to monitor engine conditions, a control unit to process the data, and ignition coils to produce the spark. By providing more precise control over ignition timing, electronic ignition enhances engine efficiency, performance, and emissions control.

Rotary International was founded on February 23, 1905, by Paul P. Harris and three other businessmen in Chicago, Illinois. The organization aimed to create a space for professional networking while promoting service and community engagement. The first Rotary club established a model that would lead to the formation of clubs around the world, focusing on humanitarian efforts and fostering goodwill.

To publicize Rotary, leverage social media platforms to share engaging content about your projects, community impact, and events. Collaborate with local media outlets to feature stories and highlight the achievements of your club members. Organize community events or service projects that invite public participation, showcasing Rotary's commitment to service and fellowship. Lastly, utilize newsletters and email campaigns to keep both members and the public informed about upcoming initiatives and successes.

The 1993 Mazda RX-7, specifically the Turbo II model, features a single turbocharger located on the driver's side of the engine bay, mounted to the exhaust manifold. This turbocharger is part of the 13B rotary engine system. For the twin-turbo models, the turbos are positioned on either side of the engine, with one turbo for each rotor in the 13B engine.

To adjust the idle on a 1981 Mazda RX-7 with a 12A engine, locate the idle adjustment screw on the carburetor. Start the engine and let it warm up to normal operating temperature. With the engine running, turn the idle adjustment screw clockwise to increase idle speed or counterclockwise to decrease it, aiming for a target idle speed of around 800-900 RPM. Finally, check the idle quality and make minor adjustments as necessary.

To replace the dash in a Mazda RX-7, first disconnect the battery and remove any necessary trim pieces surrounding the dashboard. Next, unscrew and detach the components securing the dashboard, such as the instrument cluster, air vents, and any electrical connectors. Carefully lift the dashboard out, ensuring not to damage any wiring. Install the new dash by reversing the removal process, making sure all components are securely attached and connected.

Hesitation in an RX-7 can be caused by several factors, including issues with the fuel system, such as clogged fuel filters or failing injectors, leading to inadequate fuel delivery. Additionally, problems with the ignition system, like faulty spark plugs or coils, can cause misfires and hesitation during acceleration. Another common culprit is a malfunctioning rotary engine component, such as the apex seals or intake manifold, which can disrupt airflow and engine performance. Regular maintenance and diagnostics can help identify and resolve these issues effectively.

If your 1988 RX-7 cranks but doesn't start, the issue could be related to fuel delivery, ignition, or electrical systems. Check for fuel pump operation and ensure there’s fuel in the tank. Additionally, inspect the ignition system, including the spark plugs and coils, to ensure they are functioning properly. Lastly, check for any blown fuses or loose connections that could affect the starting circuit.

To fix the turn signal flasher on a 1989 Mazda RX-7, first locate the flasher relay, which is typically found under the dashboard near the steering column. Remove the old relay by disconnecting it from the socket, then replace it with a new one, ensuring it is securely seated. If the turn signals still do not work, check the fuses and bulbs for any issues. Finally, test the turn signals to ensure they are functioning properly.

The 1988 RX-7 GTU with the 13B engine is a classic and highly regarded among car enthusiasts, particularly for its lightweight design and rotary engine performance. If you're looking for a unique driving experience and appreciate the rotary engine's characteristics, it can be a worthwhile investment. However, consider the condition of the vehicle, availability of parts, and potential maintenance costs, as older cars may require significant upkeep. Ultimately, its value depends on your personal preferences and intended use.

If your 1985 Mazda RX-7 has spark and fuel but won't start, check the following potential issues: ensure the ignition timing is correct, as improper timing can prevent the engine from starting. Additionally, verify that the fuel pump is supplying adequate pressure and that the fuel injectors are functioning properly. Also, inspect the air intake system for blockages and ensure that the engine is not flooded with fuel. If all else fails, consider checking for fault codes in the ECU or examining the compression in the engine.

A car may jerk due to several reasons, including issues with the fuel system, such as a clogged fuel filter or failing fuel pump, which can disrupt the flow of fuel to the engine. Additionally, problems with the ignition system, such as worn spark plugs or faulty ignition coils, can cause misfires that lead to jerking. Transmission issues, such as low fluid levels or a slipping clutch, can also result in a jerky driving experience. Regular maintenance and prompt attention to warning signs can help prevent these problems.

If your RX-7's rotary engine turns over and gets fuel but has no spark, the issue may lie in the ignition system. Check the ignition coils, spark plugs, and wiring for damage or wear. Additionally, inspect the ignition control module and any related fuses or relays. A faulty sensor, such as the crankshaft position sensor, could also prevent spark generation.

To remove the heater core from a 1984 Mazda RX-7, first, disconnect the negative battery cable and drain the coolant from the cooling system. Next, remove the dashboard and the center console to access the heater core housing. Disconnect the hoses attached to the heater core, then unbolt and remove the heater core from its housing. Reinstalling the new heater core involves reversing these steps, ensuring all connections are secure.

Rotary mechanisms convert linear motion into circular motion or vice versa, often using gears, levers, or cams. In these systems, a force applied in a straight line is transformed into rotational movement around a fixed axis. This is accomplished through components such as pulleys or gears that interlock and transmit motion. The efficiency and effectiveness of rotary mechanisms depend on the design and materials used, which can influence the speed, torque, and precision of the motion.