Indian Intake Manifold Adapter by Polaris

Price
$34.99 USD
On Backorder – Expected 11/03/25

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SKU: 1204709
In stock and ready for shipping

SKU: 1204709

Restore Peak Performance: Indian Motorcycle Intake Manifold Adapter (Part #1204709)

Is your Indian motorcycle experiencing inconsistent idling, poor fuel economy, or even misfires? The culprit might be a failing intake manifold adapter. Don't let a worn component diminish your legendary riding experience. The Indian Motorcycle Intake Manifold Adapter (Part #1204709) from Witchdoctors.com is a genuine OEM replacement part. It is designed to restore airtight sealing and optimal engine performance.

This crucial component acts as the bridge between your Indian's cylinders and the intake manifold. It ensures a precise air-fuel mixture reaches the engine. Over time, heat, vibration, and exposure to fuel can cause these adapters to crack, harden, or develop leaks. This can lead to a cascade of performance issues that compromise your ride.

Key Reasons Your Indian Intake Adapter Needs Changing:

Recognizing the signs of a failing intake manifold adapter is critical to preventing further engine complications and maintaining your motorcycle's reliability. Here are several clear indicators it's time for a replacement:

  • Vacuum Leaks: This is the most common and problematic issue. Cracks, hardening, or deterioration of the adapter material allows unmetered air to enter the engine. This creates an excessively lean air-fuel mixture, leading to:
  • Rough or High Idling: The engine struggles to maintain a consistent idle speed, often fluctuating erratically.
  • Stalling: Your motorcycle may unexpectedly stall, particularly when coming to a stop or at low RPMs.
  • Poor Acceleration & Reduced Power: A lean mixture diminishes your engine's power output and responsiveness, making acceleration sluggish.
  • Backfiring or Popping: An incorrect air-fuel ratio can cause unburnt fuel to ignite in the exhaust, leading to backfiring.
  • Check Engine Light (CEL) Illumination: Modern Indian motorcycles are equipped with sophisticated diagnostic systems. A persistent vacuum leak will often trigger a diagnostic trouble code (DTC) related to fuel trim issues, illuminating your check engine light.
  • Reduced Fuel Economy: When your engine is operating with an inefficient air-fuel mixture, it's forced to work harder to produce power, leading to a noticeable drop in your miles per gallon.
  • Inconsistent Engine Performance: You might experience surging, hesitation, or a general lack of smoothness in your engine's operation, especially under varying throttle positions.
  • Visible Damage: A direct visual inspection can often reveal cracks, dry rot, brittleness, or other signs of physical damage on the adapter itself. Any visible degradation indicates a loss of sealing integrity.
  • Age and Environmental Factors: Like any rubber or composite component constantly exposed to extreme engine heat, vibrations, and corrosive fuel, intake manifold adapters naturally degrade over time, making them a common wear item that requires periodic inspection and replacement.

Benefits of a Genuine OEM Replacement (Part #1204709):

Choosing the OEM Indian Motorcycle Intake Manifold Adapter from Witchdoctors.com ensures you're investing in the highest quality part for your bike:

  • Precise OEM Fitment: Engineered to exact factory specifications for your Indian motorcycle, guaranteeing a perfect, airtight seal and hassle-free installation. This is critical for preventing vacuum leaks.
  • Optimal Engine Performance: Restores the correct air-fuel mixture delivery to your engine, bringing back consistent idling, smooth acceleration, and efficient fuel consumption, just as Indian designed it.
  • Uncompromised Quality & Durability: Manufactured with high-grade, resilient materials designed to withstand engine heat, vibrations, and chemical exposure for long-lasting reliability.
  • Maintains Warranty & Resale Value: Using genuine OEM parts helps preserve your motorcycle's original warranty and maintains its authentic value.
  • Peace of Mind: Avoid the guesswork and potential long-term issues associated with inferior aftermarket alternatives. You get a part made by Indian for Indian.

Features:

  • Part Number: 1204709
  • Genuine OEM Indian Motorcycle Part: Ensures factory quality and exact compatibility.
  • High-Quality Construction: Built from durable materials for superior sealing and longevity.
  • Direct Replacement: Engineered for straightforward, bolt-on installation without modifications.

Compatible Indian Motorcycle Models:

This genuine OEM Intake Manifold Adapter (Part #1204709) is typically compatible with various Indian Motorcycle Thunderstroke 111 and 116 cubic inch models. Please consult your motorcycle's service manual or use our convenient fitment tab on Witchdoctors.com to confirm exact compatibility for your specific year and model. Common applications include (but may not be limited to):

  • Indian Chief Models (e.g., Chief, Chief Dark Horse)
  • Indian Chieftain Models (e.g., Chieftain, Chieftain Dark Horse, Chieftain Limited)
  • Indian Roadmaster Models (e.g., Roadmaster, Roadmaster Dark Horse)
  • Indian Springfield Models (e.g., Springfield, Springfield Dark Horse)
  • Indian Vintage Models
  • And other Thunderstroke-powered Indian motorcycles that use part #1204709.

Don't Let a Small Part Derail Your Ride!

A failing intake manifold adapter can cause frustrating performance issues and even lead to more significant engine problems down the road. Invest in the genuine quality and proven reliability of the Indian Motorcycle Intake Manifold Adapter (Part #1204709) from Witchdoctors.com. Restore smooth operation, enhance fuel efficiency, and get back to enjoying the legendary ride of your Indian motorcycle. Order yours today and ensure your engine breathes easy and performs flawlessly!

Fitment Disclosure

This fitment information is provided to you based on the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and other important application information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the information provided.

General Safety Warning

Failure to follow manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, Witchdoctors Billet Specialties LLC accepts no liability for loss or damage resulting from errors or omissions. If you believe any of the information provided is erroneous, please email: Fitment@buywitchdoctors.com

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Returns

If your order arrives and it is not right, we will we'll fix it. We promise!

Doesn't fit or just not happy with it? You can return any new, unopened, unused or unaltered item within 30 business days of delivery receipt of your item. We will issue a refund to your original payment method.

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