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Twin Power Inner Primary Bolt Retainer 488713 Harley Shovelhead 70-84 33334-70 NOS

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Twin Power Inner Primary Bolt Retainer 488713 Harley Shovelhead 70-84 33334-70 NOS photo 1 Twin Power Inner Primary Bolt Retainer 488713 Harley Shovelhead 70-84 33334-70 NOS photo 2 Twin Power Inner Primary Bolt Retainer 488713 Harley Shovelhead 70-84 33334-70 NOS photo 3 Twin Power Inner Primary Bolt Retainer 488713 Harley Shovelhead 70-84 33334-70 NOS photo 4

Description

Brand New Factory Performance Stock — Lifestyle Powersports Restoration Vault
Up for sale is a brand new, factory-sealed Twin Power Inner Primary Bolt Lock Tab Retainer Plate (Part Number: BC 488713 / MFG#: 25-322 / Replaces H-D OEM: 33334-70). Made from premium structural stamped steel, this critical single-use safety lock tab washer is engineered to sit flush behind your inner primary bolts to prevent them from loosening due to extreme V-Twin engine vibration.
Product Specifications:
  • Brand: Twin Power (Biker's Choice)
  • Part Number: BC 488713 (MFG# 25-322)
  • OEM Equivalent Layout: Harley-Davidson 33334-70
  • Material: Zinc-plated stamped sheet steel framework with bendable lock ears
  • Application Fitment: Fits 1970 to 1984 Harley-Davidson Big Twin 4-Speed models (Shovelhead platforms including FLH Electra Glide, FX Super Glide, FXWG Wide Glide, and FXS Low Rider configurations).
  • Condition Details: Pristine New Old Stock (NOS). Factory sealed inside its heavy-duty clear protective hanging film. The steel plate is perfectly flat and completely free of edge rust, stress pitting, or localized distortion.

Twin Power Inner Primary Bolt Retainer 488713 Harley Shovelhead 70-84 33334-70 NOS

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Brand New Factory Performance Stock — Lifestyle Powersports Restoration Vault Up for sale is a brand new, factory-sealed Twin Power... Read more

2 in stock

$14.00

    • Shipped today? Order within: Jun 10, 2026 10:00:00 -0400

    Description

    Brand New Factory Performance Stock — Lifestyle Powersports Restoration Vault
    Up for sale is a brand new, factory-sealed Twin Power Inner Primary Bolt Lock Tab Retainer Plate (Part Number: BC 488713 / MFG#: 25-322 / Replaces H-D OEM: 33334-70). Made from premium structural stamped steel, this critical single-use safety lock tab washer is engineered to sit flush behind your inner primary bolts to prevent them from loosening due to extreme V-Twin engine vibration.
    Product Specifications:
    • Brand: Twin Power (Biker's Choice)
    • Part Number: BC 488713 (MFG# 25-322)
    • OEM Equivalent Layout: Harley-Davidson 33334-70
    • Material: Zinc-plated stamped sheet steel framework with bendable lock ears
    • Application Fitment: Fits 1970 to 1984 Harley-Davidson Big Twin 4-Speed models (Shovelhead platforms including FLH Electra Glide, FX Super Glide, FXWG Wide Glide, and FXS Low Rider configurations).
    • Condition Details: Pristine New Old Stock (NOS). Factory sealed inside its heavy-duty clear protective hanging film. The steel plate is perfectly flat and completely free of edge rust, stress pitting, or localized distortion.

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