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Car has approx. 50,000 original miles. The motor is rebuilt with billet rods, new motor mounts. I don't have time to complete the car. It will probably take a weekend to complete. Needs the remote oil filter, hoses and regulator installed, cylinder head and wiring, etc. Car is in very good...

Where is this located? I am pretty sure this needs to be replaced. I have a no crank no start situation. The only way I can get it started is if I take the shifter and move it back and forth between Neutral and Drive. Then I can get it started. Sometimes it will start right up in Park. I...

Does the CX-9 have a Neutral Safety Switch? I have an intermittent no start no crank. Put it in neutral and will start. Only happens periodically.

Has anyone used an Oil Filter Sandwich Plate with a remote Pressure relief Valve? If so, has there been any issues and which plate are you using? In a street car, it is hard to find a place for a remote filter. Thanks for the help

Motor runs fine but after 5-10 min of driving the runs like on 2-3 cylinders and will not rev, but will when I put it in Neutral it will rev. So it seems to be a problem under load. I Replaced plugs, wires, ignition modules and bank1 o2 sensor. Ideas? Thanks

Motor runs fine but after 5-10 min of driving the runs like on 2-3 cylinders and will not rev, but will when I put it in Neutral it will rev. So it seems to be a problem under load. I Replaced plugs, wires, ignition modules and bank1 o2 sensor. Ideas? Thanks

My main cap support plate broke when the rod broke. I have 2 non-MSP main cap support plates but the rear bolt holes where it mounts to the transmission are different. I assume that is because they are for an automatic. What are my options and does any one have a used MSP Main cap support...

What Gasket Sealant is recommended for the covers like oil pan, rear main seal, etc that do not have gaskets?

I am looking for the part numbers for the Mazdaspeed main bearings. They come in sizes like, .001 increments.

Are there rod bearings and main bearings that are slightly thicker (.0001) or so from one manufacturer to the other. Also, for a stock setup, what bearings are recommended, oem or others?

Getting error code PO421 - Warmup Catalyst, Bank , Deficiency below threshold. Does this mean the Cat bt the manifold needs replaced, o2 sensor or something else?

What pistons and compression ratio is recommended for a stock to mild build? Also, Does Mazda make oversized pistons?

It has been a wile since I have been on the forum. Where are all the posts over the last couple of years. Only 2 pages?

I am finally rebuilding the motor that has a blown motor. When the rod went through the motor, it also took out the windage tray/support plate that sits between the block and oil pan. The motor I bought to rebuild has a tray, but obviously it is for a non turbo, so I would need to drill and...

When rod decided to leave the block (threw a rod), it took out the mount on the block for the right side drive shaft. Can I buy that mount for the drive shaft separately or do I need to buy the whole assembly?

I bought a 2003.5 MS Protege that only has 53,000 miles with a blown motor. Bought a used engine, forged rods, coated oil pump, oil pressure regulator. My intention was to rebuild the motor with forged rods, new pistons etc, but have lost interest. I would be curious what you think the car...

How much could I sell a 2003 MSP. Only 53,000 mi, blown engine, but bought 2 very good engine blocks, 1 very good crank, 2 very good heads and new forged rods, new gaskets, new modified oil pump and oil pressure guage. How much would the car be worth: 1. As is with all parts listed above 2...

Anyone know how you align and attach the side mirror glass into the small tabs for the mirror adjustment

I bought a car that had a blown motor. I am in the process of rebuilding with Forged Rods and will need to get new pistons. I will be keeping the motor pretty stock. Based on this, I assume I should go with 9.0 CR pistons vs 8.5. I would like your opinions on this and at what point should...

The motor stumbles and hesitates periodically. Happens while driving and sitting at the light. Any ideas what might be causing this?