1999 GMC C3500 Camshafts

Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Product Features:

• Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
• Best with aftermarket converters and more rear gear.
• Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.

Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts,

Product Features:

• Excellent performance in street fuel injected applications.
• More vacuum allows an increase in duration for improved performance and assists power brakes.
• Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
• Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.

Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts,

Product Features:

• Excellent performance in street carbureted applications.
• More vacuum allows an increase in duration for improved performance and assists power brakes.
• Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
• Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.

BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:

• 100% pure copper windings in primary and secondary bobbins improve durability and provide higher resistance to internal shorts and dielectric breakdown
• Electronic ignition module profile and feedback signal ensures proper OE fit, form, and function
• Thermoplastic housing withstands heat stress for enhanced durability
• Internal core made from grain oriented electrical steel limits loss factor within magnetic circuit to reduce heat and ensure coil endurance
• Neodymium magnet produces max high voltage output at all speeds

ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

• Protective outer coverings help provide long-lasting durability
• Color-coded wires allow for easy installation
• GM-recommended replacement part for your GM vehicle’s original factory component
• Offering the quality, reliability, and durability of GM OE
• Manufactured to GM OE specification for fit, form, and function

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.
• Sealed connections (where applicable) to prevent environmental corrosion and performance issues
• Global coverage for import and/or domestic applications
• OE specified wire gauge to ensure a reliable electrical connection
• Designed to meet or exceed OE specifications in form, fit and function

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

Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:

• A-Series bi-metal aluminum alloy
• Greater seizure resistance than tri-metal material
• Dramatically reduces or eliminates bearing wear
• Made with silicon to provide greater surface hardness
• Silicon particles help polish crankshaft journal to further reduce wear during operation
• Utilizes ISO & QS certified manufacturing

Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:

• Steel-backed Babbitt lining material
• Used in automotive and high-performance
• Babbitt is designed to perform under extreme loads w/o damaging other engine parts
• Babbitt is more environmentally friendly than other material
• ISO & QS certified manufacturing

Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components

Product Features:

• Steel backed micro Babbitt lining material
• Used in automotive and high-performance, Babbitt is designed to deform under extreme loads with o damaging other engine parts.
• Fatigue life of cam bearings are nearly doubled
• Ensures dependable performance and superior service life
• Application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trust
• Application-specific design for perfect fit and correct operation

Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:

• Steel-backed Babbitt lining material
• Used in automotive and high-performance
• Babbitt is designed to perform under extreme loads w/o damaging other engine parts
• Babbitt is more environmentally friendly than other material
• ISO & QS certified manufacturing

Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:

• Steel-backed Babbitt lining material
• Used in automotive and high-performance
• Babbitt is designed to perform under extreme loads w/o damaging other engine parts
• Babbitt is more environmentally friendly than other material
• ISO & QS certified manufacturing

Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:

• Steel-backed Babbitt lining material
• Used in automotive and high-performance
• Babbitt is designed to perform under extreme loads w/o damaging other engine parts
• Babbitt is more environmentally friendly than other material
• ISO & QS certified manufacturing

This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

• Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

• Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

This engine camshaft plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

• Direct replacement – this engine camshaft plug matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

The Camshaft Position Sensor plays a vital role in your engine’s operation, to determine the exact position and speed of the camshaft(s) to the ECM. The ECM uses this information to determine fuel and spark timing as well as VVT operation. A failed sensor can result in a check engine light, hard starting or failure to start, increased vehicle emissions and engine misfire. Camshaft Position Sensors are a premium quality product with outstanding support and leading innovation bred from our OE heritage.

Product Features:

• THE DIFFERENCE: Enhanced, robust circuit board traces and precision-wound coated-copper windings increase durability, longevity and performance
• OE QUALITY: Designed to meet or exceed OE specifications, fit, form and function to ensure proper position and/or rotating speed of the camshaft
• EXTENSIVE TESTING: 100 percent thermal shock and vibration tested for best in class performance and reliability in the most extreme conditions
• PRODUCT ENGINEERING: Premium seals prevent leaks or corrosion, while optimized magnet size and strength ensures precise, consistent signal output
• INSTALLATION AND SUPPORT: Includes OE style brackets, hold downs, hardware, spacers and weathertight connectors

Delphi’s ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We offer a wide range of sensors, including ABS, camshaft, crankshaft, knock, EGT, MAP, temperature, throttle position, and vehicle speed sensors for a variety of vehicle applications. All of our sensors are tested and calibrated to OE standards, ensuring accurate readings, which helps to reduce comebacks.

Product Features:

• Not impacted by temperature changes and provide robust, long-lasting sensor protection
• Designed digital output for maximum signal to noise ratio
• All parts used in the manufacture process are Delphi validated
• Not impacted by temperature changes and provide robust, long-lasting sensor protection

Carquest crankshaft position sensors are designed to meet original equipment (O.E.) fit, form and function and are built to ensure reliable performance at a great price. Each sensor is 100% tested to ensure proper performance and a trouble-free installation. Carquest crankshaft position sensors are a cost-effective solution for your engine management repair. Carquest crankshaft position 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:

• Long service life and durable performance
• 100% tested for proper performance
• O-rings and seals are included if required
• Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
• Tailored magnetic circuit programming enhances timing accuracy between the reluctor wheel and circuit output.
• 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
• 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.