Porsche 911 Engine Parts

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Bosch OE quality crankshaft speed sensors with robust design for improved temperature shock stability, with enlarged temperature range and reduced drift during lifetime.

Product Features:

• Precise digital measurement of rotational speeds
• OE-technology quality components developed and manufactured to very fine tolerances
• High resistance against external interference

ENGINE TIMING CHAIN

The variable valve timing (VVT) system allows the engine control module (ECM) to regulate the intake and exhaust valve phase angle providing the most optimal engine volumetric efficiency under all engine operating condition to control tailpipe emissions and engine efficiency. Variable valve timing is an emission control device and although there are various methods of operation, the typical device is regulated by oil control valves, actuator solenoids and camshaft phasers.

Product Features:

• Precision-wound coated copper windings increase product durability and life cycle.
• Hard-coated and anodized spool valve to prevent corrosion and increase service life.
• Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
• Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
• 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
• 100% end-of-line tested to ensure product reliability, every time.
• Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.

Fuel Pump Tappet

For European vehicles, A.P.A. manufactures the URO Parts brand of quality replacement parts, which meet or exceed OEM specifications. URO Parts components are ideal for both professional and DIY vehicle repair, and are often the exclusive aftermarket alternative to overpriced ¿Genuine¿ components. By reducing deferred maintenance with URO Parts, you will increase the bottom line of your business. With its URO Premium line, A.P.A. offers problem-solving upgraded components that are superior to failure-prone OEM parts in design and/or materials. A.P.A. is so confident in the longevity and reliability of URO Premium products, they’re covered by an unlimited mileage, . URO Parts also specializes in accurate reproduction parts for classic vehicles, including a huge variety of items that are no longer available from the dealer.

Product Features:

• Guaranteed Fitment
• High Quality Materials
• Restores oil separator functionality for proper control of hydrocarbon emissions
• High-quality materials withstand intense engine heat and continuous oil exposure
• Replace your malfunctioning original engine oil separator before it causes poor engine performance and failed emissions testing

Oil Return Tube Circlip

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Design type: spring loaded; multi-lip
• Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
• Excellent high temperature capabilities
• Compatible with wide range of fluids
• Delivers quality and reliable performance for every type of repair

Product Features:

• Designed to meet or exceed OE specifications for fit, form and function
• 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
• OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
• O-rings, seals or thread sealant are included if required
• Weather-tight connectors prevent leaks and corrosion for longer life
• Extensive design validation testing and 100% end-of-line tested
• Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

Carquest Premium crankshaft position sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium crankshaft and camshaft sensors are engineered with technology that provides increased output accuracy through a stronger, more consistent signal. Our sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium crankshaft and camshaft position sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:

• Engineered with technology that provides increased accuracy with a stronger, more consistent signal
• Sensors are based on proven hall effect and variable reluctance technology
• Includes OE-style brackets, hold downs, hardware, or spacers as needed for each application.
• O-rings and seals are included if required.
• Weather-tight connectors prevent leaks and corrosion for better reliability.
• Extensive design validation testing and 100% end-of-line tested.
• Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

For European vehicles, A.P.A. manufactures the URO Parts brand of quality replacement parts, which meet or exceed OEM specifications. URO Parts components are ideal for both professional and DIY vehicle repair, and are often the exclusive aftermarket alternative to overpriced ¿Genuine¿ components. By reducing deferred maintenance with URO Parts, you will increase the bottom line of your business. With its URO Premium line, A.P.A. offers problem-solving upgraded components that are superior to failure-prone OEM parts in design and/or materials. A.P.A. is so confident in the longevity and reliability of URO Premium products, they’re covered by an unlimited mileage, . URO Parts also specializes in accurate reproduction parts for classic vehicles, including a huge variety of items that are no longer available from the dealer.

Product Features:

• Guaranteed fitment
• Cracked valve covers can create troublesome vacuum leaks and allow leaking oil to damage engine components
• URO Parts’ replacement valve covers are precisely manufactured to OE dimensions for easy installation and maximum protection of valvetrain
• Durable high-quality metal or plastic material is corrosion-resistant and withstands oil vapor and intense engine heat

Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:

• Provides proper seal to ensure leak prevention
• Stops engine blow by
• High quality construction
• Meets all OEM specifications

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

• Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
• Product constructed to meet all design and operating characteristics as intended by the manufacturer.
• Product constructed to meet all design and operating characteristics as intended by the manufacturer.
• OE specified wire gauge to ensure a reliable electrical connection
• Designed to meet or exceed OE specifications in form, fit and function

For European vehicles, A.P.A. manufactures the URO Parts brand of quality replacement parts, which meet or exceed OEM specifications. URO Parts components are ideal for both professional and DIY vehicle repair, and are often the exclusive aftermarket alternative to overpriced ¿Genuine¿ components. By reducing deferred maintenance with URO Parts, you will increase the bottom line of your business. With its URO Premium line, A.P.A. offers problem-solving upgraded components that are superior to failure-prone OEM parts in design and/or materials. A.P.A. is so confident in the longevity and reliability of URO Premium products, they’re covered by an unlimited mileage, . URO Parts also specializes in accurate reproduction parts for classic vehicles, including a huge variety of items that are no longer available from the dealer.

Product Features:

• Guaranteed fitment
• Direct-fit OE replacement design restores factory oil level sensor function
• Easy plug-and-play connection
• Manufactured using high-quality materials to withstand intense lubrication system heat
• Alloy conductors minimize electrical resistance for accurate operation
• Designed and tested for reliability and long life

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

• Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
• WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
• Product constructed to meet all design and operating characteristics as intended by the manufacturer.
• OE specified wire gauge to ensure a reliable electrical connection
• Designed to meet or exceed OE specifications in form, fit and function

The Canyon Engine Valve Guide is manufactured using Manganese Bronze and is an exact duplication of the original equipment part. The valve guides are complete with the snap ring installed (Mercedes) and the correct color code indicating the oversize diameter.

Product Features:

• OE Quality
• Same design as the original equipment part
• Manufactured from Manganese Bronze material
• Complete with snap ring (Mercedes)

For European vehicles, A.P.A. manufactures the URO Parts brand of quality replacement parts, which meet or exceed OEM specifications. URO Parts components are ideal for both professional and DIY vehicle repair, and are often the exclusive aftermarket alternative to overpriced ¿Genuine¿ components. By reducing deferred maintenance with URO Parts, you will increase the bottom line of your business. With its URO Premium line, A.P.A. offers problem-solving upgraded components that are superior to failure-prone OEM parts in design and/or materials. A.P.A. is so confident in the longevity and reliability of URO Premium products, they’re covered by an unlimited mileage, . URO Parts also specializes in accurate reproduction parts for classic vehicles, including a huge variety of items that are no longer available from the dealer.

Product Features:

• Guaranteed Fitment
• High Quality Materials
• Direct-fit OE replacement design restores factory oil level sending unit function
• Easy plug-and-play connection to original wiring
• Manufactured using high-quality materials to withstand heat and oil exposure
• Alloy conductors minimize electrical resistance for accurate level reading
• Designed and tested for reliability and long life

Rein Aluminum Magnetic Engine Oil Drain Plugs are upgraded drain plugs to the OE design that include a captive magnet. To protect your investment, Rein Magnetic Engine Oil Drain Plugs act as a quick additional point of inspection for engine wear during an oil change. The captive magnet is made of rare earth metals and is used to attract engine wear particles that may have been missed by the oil filter. By holding onto these metal particles, it gives an insight into the health of your engine while preventing the particles from being recirculated and causing more damage.

Product Features:

• Designed and constructed to strict engineering quality standards to ensure proper sealing.
• Plug with a flush-style magnet designed as an upgrade to the OE.

Carquest Premium camshaft position sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium crankshaft and camshaft sensors are engineered with technology that provides increased output accuracy through a stronger, more consistent signal. Our sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium crankshaft and camshaft position sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:

• Engineered with technology that provides increased accuracy with a stronger, more consistent signal
• Sensors are based on proven hall effect and variable reluctance technology
• Includes OE-style brackets, hold downs, hardware, or spacers as needed for each application.
• O-rings and seals are included if required.
• Weather-tight connectors prevent leaks and corrosion for better reliability.
• Extensive design validation testing and 100% end-of-line tested.
• Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

Rotomaster Turbocharger Service Kits deliver a comprehensive, cost-effective solution for restoring turbo performance without replacing the full turbocharger. Designed for preventative maintenance and minor repairs, each kit includes the essential wear components required for a dependable rebuild, provided no internal damage exists. Built with O.E.-grade, direct-fit parts, these kits ensure accurate fitment, easy installation, and lasting durability. Installation should be performed using proper balancing equipment to ensure optimal performance. Ideal for professional technicians and experienced enthusiasts with the right tools, Rotomaster kits help reduce downtime, lower repair costs, and extend the life of your turbocharger. Perfect for diesel engines, commercial fleets, and passenger vehicles.

Product Features:

• All-in-One Convenience – Includes all serviceable wear components in a single kit for efficient turbocharger maintenance
• All-in-One Convenience – Includes all serviceable wear components in a single kit for efficient turbocharger maintenanceá
• Cost-Effective Repair – Avoids the expense of replacing the entire turbocharger by restoring performance with key service parts
• Cost-Effective Repair – Avoids the expense of replacing the entire turbocharger by restoring performance with key service partsá
• Built to Last – Supplied with only O.E.-grade components for long-term durability and reliability
• Built to Last – Supplied with only O.E.-grade components for long-term durability and reliabilityá
• Easy Installation – Direct-fit parts ensure a precise, hassle-free rebuild.
• Easy Installation – Direct-fit parts ensure a precise, hassle-free rebuild.á
• Direct O.E. replacement

Product Features:

• Resistant to temperatures from -58 Deg. F to 482 Deg. F, and briefly up to 572 Deg. F (-50 Deg. C to 250 Deg. C, briefly to 300 Deg. C)
• Insignificant shrinkage and loss of mass even in high-heat environments
• Fast-curing, low-odor, noncorrosive (pH neutral, non-acidic, non-oxidizing), and will not harm oxygen sensors
• Sealing gap 0.006 in (0.15 mm)

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Design type: spring loaded; multi-lip
• Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
• Excellent high temperature capabilities
• Compatible with wide range of fluids
• Delivers quality and reliable performance for every type of repair