S&S CYCLE SKU: T14-662084

S&S Cycle Throttle Bodies — Harley-Davidson Street Glide, Softail Fat Boy 114, Road King Special (2017-2026)

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S&S Cycle throttle body gasket for 2017 and newer Harley-Davidson Milwaukee-Eight engines. A precision OEM-replacement seal that prevents vacuum leaks at the throttle body-to-manifold interface.

Features

  • OEM-replacement gasket for M8 engines
  • Precision fit for 2017+ Harley throttle bodies
  • Prevents vacuum leaks

Specifications

  • Brand: S&S Cycle
  • Manufacturer Part #: 170-0557
  • Weight: 0.01 lb
  • Category: Engine Components / Throttle Bodies

Fitment

Fits 2017 and newer Harley-Davidson Milwaukee-Eight (M8) models.

Frequently Asked Questions

Will this fit my Twin Cam Harley?

No — this gasket is specific to Milwaukee-Eight (M8) engines. Twin Cam models require a different part number.

Is this the same as the OEM Harley gasket?

S&S Cycle manufactures this to OEM specifications as a direct replacement for the factory throttle body gasket.

Do I need any special tools to install this?

Installation requires basic hand tools and gasket scraper to remove the old seal. Follow Harley service manual torque specs when reinstalling.

Why would I need to replace this gasket?

Throttle body gaskets can dry-rot or crack over time, causing vacuum leaks that affect idle quality and fuel mapping.

BRANDS&S Cycle
TYPEThrottle Bodies
SKUT14-662084
WEIGHT0.01 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
4.92
12 RATINGS
5★ 11
4★ 1
3★ 0
2★ 0
1★ 0
✓ VERIFIED
Apr 22, 2022

Quality cables!

— Anonymous
✓ VERIFIED
Apr 24, 2021

All good

— Anonymous
✓ VERIFIED
Apr 19, 2021

Good fitment.

— Anonymous
✓ VERIFIED
Dec 16, 2020

Just the wright length for my 1974 FLH.

— Anonymous
✓ VERIFIED
Sep 13, 2020

part is great, should have gone with a 45 degree bend ,but this should do the trick

— Anonymous
✓ VERIFIED
Aug 18, 2020

Perfect fit for a bike with small bars. I’m running Z Bars on a 77 big twin. Just the right length. Perfect thread engagement and nipple length for Super E.

— Anonymous