Looking for an update? Skip the phones, check your order status online.

Bosch 4458 HGR8DQP 0242229621 Platinum Spark Plug

SKU #HGR8DQP
ITEM #BOS4458
BRAND BOSCH

This item has been discontinued.
  • Description

    Heat-fused platinum center electrode reaches self-cleaning temperature quickly and reduces electrode wear. Tapered, yttrium-enhanced ground electrode extend service life and improve access to air/fuel mixture. Nickel-plated rolled threads provide anti-seize and corrosion protection.

  • Product Specifications
    • Shell
    • Thread Diameter14mm
    • Thread Pitch1.25mm
    • Seat TypeTapered
    • Reach17.5mm (.689")
    • Hex Size5/8" (16mm)
    • Terminal TypeRemovable Nut
    • Gap.063" (1.6mm)
    • Center Electrode
    • MaterialPlatinum
    • TypeStandard
    • Size2.5mm
    • ProjectionProjected
    • Ground Electrode
    • MaterialNickel
    • TypeSurface Discharge
    • Quantity4
    • Specifications
    • ResistorYes
    • Heat Range8
    • Torque SpecsCast Iron: 15-29 lb. ft. Aluminum: 8-14 lb. ft.
    • Part Information
    • BrandBosch
    • WarrantySatisfaction Guarantee
    • Longevity50k Miles
  • Fitment

    Verify Fitment

    Automotive

    Sorry, no automotive applications are associated with this part.

    Powersports

    Sorry, no powersports applications are associated with this part.

    Non-Automotive

    Sorry, no non-automotive applications are associated with this part.

Cross Reference Products