24/7 Support Ask product experts. Part Numbers: IV3012 (x12), EV3012 (x12). The best performance longest lasting valves available to the aftermarket.A one-piece, forged construction offers high strength and fatigue properties. Micropolished to allow for less oil retention on the stem which creates less drag for a smoother motion.
The main function of an engine valve is to open and close rapidly. This allows the air and fuel charge to enter the combustion chamber and after ignition, the exhaust valve allows the waste gases to flow out into the exhaust system.
Each cylinder has at least one intake and one exhaust valve. Good engine performance depends on valve condition.
Worn guides or stems and burned or badly seated valves allow gas to escape under compression, resulting in poor starting and loss of power. Symptoms of a bad or failing engine valve: engine misfire, excessive oil consumption. Be sure to have your engine valves replace with aftermarket replacement engine valves as soon as it starts to give you trouble. 12 Intake Valves (Head 1.34" x Stem 6.00mm x Length 4.06").12 Exhaust Valves (Head 1.16" x Stem 6.00mm x Length 4.08"). There is no-exceptions policy ensures the quality of the components you receive. No exchanges will be made for any product that has been damaged, misused or improper installed.
We always recommend professional installation of our products. Mizumo Auto Providing quality OEM production replacement parts to engine rebuilders, specialty warehouses, and distributors for more than a decade. Our product lines represent affordability, quality, and performance to meet the demands of today's challenging market. In addition, Mizumo parts meet or exceed the strict standards of QS9000, ISO9001, and ISO9002.
Our gasket line is manufactured with non-asbestos materials, the finest silicon rubber, VitonT valve stem seals, and graphite or MLS (multiple layer steel) head gaskets for superior sealing. Our gasket product line provides our customers with competitive cost coverage on popular late model domestic applications. For all your early to late model import needs we carry a full range of gaskets and internal engine parts in addition to our new product lines of: Timing Belts & Kits, Water Pump, Head Bolts. Mizumo Auto is located in Southern California, the most diversified import automotive market in the nation, thus, allowing the company to continually study market trends to help forecast future product needs, and enhance development to exceed industry standards of both quality and performance. Mizumo Auto offers national sales and support services along with a fast program to insure our clients get the parts they need now.