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SKU: 56-1400 | UPC: 024844014061
K&N Custom Round Racing Assembly Red 4.5in ID / 5.875in OD / 1.75in Height for 1975-1981 Triumph TR7
Upgrade your 1975-1981 Triumph TR7 with the K&N 56-1400 Custom Racing Air Filter Assembly designed for single or two-barrel carburetors. This round red oiled filter measures 4.5 inches ID, 5.875 inches OD, and 1.75 inches height, delivering increased horsepower and acceleration through high airflow while trapping dirt outside the engine. Complete assembly includes chrome top and base plates for a clean, durable fit on your TR7 carburetor.
Key Features
- High Airflow Design: Engineered for maximum air intake with excellent filtration to protect your Triumph TR7 engine from contaminants
- Washable and Reusable Filter: Oiled cotton gauze media cleans easily with K&N kit and reinstalls for long-term performance without replacement costs
- Custom Chrome Plates: Polished chrome top and base provide show-quality appearance and secure mounting on 4.5 inch carburetor flange
- Performance Boost: Increases horsepower and quicker throttle response specifically for carbureted 1975-1981 Triumph TR7 applications
- Precise Dimensions: 4.5in flange ID, 5.875in OD, 1.75in height ensure drop-in compatibility with centered flange design
Product Notes
- Assembly includes RF-1042 style red oiled filter element secured between chrome plates
- Clean filter every 50,000 miles under normal conditions or more frequently in dusty environments
- Ships in protective packaging with weight of 1.9 lbs
Installation Notes
- Professional installation recommended.
- Verify carburetor air horn measures 4.5 inches ID for proper flange fit
- Bolts directly to carburetor using existing hardware. no modifications needed on 1975-1981 Triumph TR7
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1975-1981 | Triumph | TR7 | Base |
Why Choose K&N?
- Over 60 years of air filtration engineering for motorsports and street applications
- High-flow oiled media proven to outperform paper filters in flow and dirt capacity
- Custom assemblies built to exact specifications for reliable fit and function
Frequently Asked Questions
-
Q: Will this fit my 1975-1981 Triumph TR7 carburetor?
A: Yes, the 56-1400 assembly matches the 4.5 inch ID flange on TR7 single or two-barrel carburetors from 1975 to 1981 -
Q: What material is the filter made from?
A: Multi-layer cotton gauze pleated over aluminum screen, pre-oiled red for instant high-flow performance -
Q: What is the warranty coverage?
A: One-year limited warranty on the complete assembly. lifetime on chrome top plate with proper care
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Cardboard box measuring 7.25 x 7.25 x 3.5 inches
- Weight: 1.9 lbs
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