Make sure this part fits

Mopar 3870074
Idler Pulley

1984-1993 Mopar 3870074

Customer Questions & Expert Answers (1)
Mopar 3870074 Idler Pulley
  • Part Description
    Pulley Assembly Drive; Serpentine Belt Drive Kit; Harmonic Balancer Puller; Harmonic Balancer
  • Manufacturer
    Mopar
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    1985-1989 Chrysler Fifth AvenueBase8 Cyl 5.2 L GAS
    1984-1993 Dodge B150Base6 Cyl 3.9 L GAS, 8 Cyl 5.2 L GAS
    1984-1993 Dodge B250Base6 Cyl 3.9 L GAS, 8 Cyl 5.2 L GAS, 8 Cyl 5.9 L GAS
    1984-1993 Dodge B350Base8 Cyl 5.2 L GAS, 8 Cyl 5.9 L GAS
    1985-1989 Dodge D100Custom6 Cyl 3.9 L GAS, 8 Cyl 5.2 L GAS, 8 Cyl 5.9 L GAS
    1993, 1984-1991 Dodge D150Base, S6 Cyl 3.9 L GAS, 8 Cyl 5.2 L GAS, 8 Cyl 5.9 L GAS
    1985-1993 Dodge D250Base6 Cyl 3.9 L GAS, 8 Cyl 5.2 L GAS, 8 Cyl 5.9 L GAS
    1985-1993 Dodge D350Base8 Cyl 5.9 L GAS
    1987-1991 Dodge DakotaBase, LE, S, SE, Shelby, Sport6 Cyl 3.9 L GAS, 8 Cyl 5.2 L GAS
    1985-1989 Dodge DiplomatSE, Salon8 Cyl 5.2 L GAS
    View More
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Can you confirm if this 3870074 is suitable for my car? Posted by JeepPartsDeal Specialist
    A:
    To confirm compatibility of the 3870074, Select Your Vehicle first.
    Posted by JeepPartsDeal Specialist
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM Mopar Idler Pulley 3870074 Designed for Proper Fit and Performance

The Mopar part 3870074 Idler Pulley comes from authorized Mopar dealerships in the United States which provide a warranty from the manufacturer. The Mopar Crankshaft Pulley component functions as a reliable support element for essential vehicle systems through its engineered design. This part 3870074 Idler Pulley supports Dodge Dakota, D100, D150 alongside Chrysler Fifth Avenue. This item achieves top performance levels which can be identified through its Manufacturer Part Number: 3870074. The authentic Mopar component produced by Mopar functions as a Pulley Assembly Drive; Serpentine Belt Drive Kit; Harmonic Balancer Puller; Harmonic Balancer.
The part 3870074 uses durable material for construction and it weighs 5.30 Pounds. The product is offered in New condition and functions as a Direct Replacement part to maintain vehicle compatibility and it also known by the names Crankshaft Pulley; Pulley; Pulley, Main Drive; Pulley, Drive. This part 3870074 is necessary for every vehicle. The inventory system lists this product with SKU: 3870074. The official Mopar supports this product which delivers dependable performance along with high quality. Our Shipping Policy and Return Policy pages contain all details about shipping and return procedures.
The Mopar 3870074 facilitates efficient engine operations by preserving the crankshaft assembly structure. You need regular maintenance of this Mopar part to achieve both peak performance along with extended lifespan. When performing disassembly tasks the drive belts should be carefully removed before using a strap or chain wrench to slowen the crankshaft pulley to ensure the puller only contacts the hub without damaging it. Proper inspection of oil seal riding surfaces should be performed first to determine if grooving exists because an oil seal sleeve will effectively restore sealing abilities. The hub needs engine oil application before installation and the pulley must align properly with the crankshaft key. The Mopar part 3870074 Idler Pulley fits your vehicle precisely while remaining durable thus serving as the prime option to preserve your vehicle's operational quality. Our website sells genuine Mopar parts at competitive rates which include 3870074 and comes with the manufacturer guarantee. Your purchase of Mopar parts will benefit from both quick delivery services and a user-friendly return policy as we promise you will receive products that adhere to top-tier quality requirements and reliability benchmarks.