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Spectre 9849 Plenum 4in. OD x 9in. Single - Polished Aluminum
The Spectre 9849 is a polished cast aluminum plenum with a single 4-inch OD inlet, measuring 9 inches from the air cleaner stud to the inlet. The SPE-9849 is designed for carbureted and TBI throttle body applications that use 5-1/8 inch filter inlets, serving as the connection point between a 4-inch intake tube and a standard air cleaner. Crafted from high-quality polished cast aluminum, the 9849 adds a clean, finished appearance to any classic or custom engine build.
Features and Benefits
- Polished cast aluminum construction for a clean, professional engine bay appearance
- Single 4-inch OD inlet compatible with Spectre 4-inch intake tubing and accessories
- 9 inches from air cleaner stud to inlet for correct fitment on carbureted applications
- Fits carburetors and TBI throttle bodies with a 5-1/8 inch inlet
- Works with standard round air cleaners and Spectre's HPR filter assemblies
- Resists corrosion and heat for lasting performance
Specifications
| Specification | Detail |
|---|---|
| Part Number | 9849 |
| Brand | Spectre Performance |
| Outside Diameter | 4 inches |
| Length | 9 inches (air cleaner stud to inlet) |
| Material | Cast Aluminum |
| Finish | Polished |
| Inlet Quantity | Single |
| Fits Carburetor/TBI Inlet | 5-1/8 inch |
| Overall Length | 12 inches |
| Warranty | 90-day limited warranty |
What's Included
- One (1) Spectre 9849 polished aluminum single plenum
Frequently Asked Questions
What is the inlet diameter of the Spectre 9849 plenum?
The Spectre 9849 has a 4-inch OD inlet, designed for use with standard 4-inch Spectre intake tubing, filters, and accessories.
What carburetor or throttle body does the 9849 fit?
The SPE-9849 is designed for carburetors and TBI throttle bodies with a 5-1/8 inch filter inlet opening.
How long is the Spectre 9849 from the air cleaner stud to the inlet?
The 9849 measures 9 inches from the air cleaner stud to the inlet, providing a standard-height profile for most engine bay configurations.
Is the Spectre 9849 compatible with the low-profile 98499 plenum?
Both the 9849 and 98499 share the same 4-inch OD inlet but differ in height. The 9849 is the standard-height version while the 98499 is a low-profile design for restricted engine bay clearance.
Can the Spectre 9849 be used with a round air cleaner?
Yes, the 9849 is designed to accept standard round air cleaners using the 5-1/8 inch stud inlet.
Does the Spectre 9849 include an air filter?
No, the 9849 is the plenum only. Air filters are sold separately and must be ordered based on your application.
What material is the Spectre 9849 made from?
The 9849 is fabricated from high-quality polished cast aluminum for durability and a clean underhood appearance.
Is the 9849 compatible with aftermarket air filters?
Yes, the Spectre 9849 accepts any round air filter or air cleaner assembly designed for a 5-1/8 inch inlet neck.
Installation Overview
- Confirm your carburetor or TBI throttle body has a 5-1/8 inch neck diameter for filter mounting.
- Remove the factory air cleaner lid and filter from the carburetor or throttle body neck.
- Slide the 9849 plenum's base over the carburetor or throttle body neck, positioning the 4-inch inlet in the desired direction.
- Connect your 4-inch intake tube or coupler to the 9849's inlet.
- Secure the air cleaner stud at the top of the plenum using the factory nut or equivalent hardware.
- Mount your air filter on top of the plenum and confirm all connections are snug.
- Start the engine and verify proper seating with no air leaks.
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