EMPI 112.5 Main Jet — for EMPI 40K / Kadron / Brosol / Solex Carburetors | Porsche 914 (1970–1976) (43-5112-7)
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EMPI 112.5 Main Jet — EMPI 40K / Kadron / Brosol / Solex Carburetors (Porsche 914 1970–1976, 43-5112-7)
Short answer: The EMPI 43-5112-7 is a genuine EMPI 112.5 precision-drilled brass main jet for EMPI 40K, Kadron, Brosol and Solex carburetors on the 1970–1976 Porsche 914. It meters fuel from cruise through wide-open throttle and is used to fine-tune the mixture. It is a small, lean increment for dialing in milder or smaller-displacement engines.
Part numbers: EMPI 43-5112-7 / 4351127 · 112.5 main jet
Vehicle Fitment
| Years | Vehicle | Notes |
|---|---|---|
| 1970–1976 | Porsche 914 | Running EMPI 40K, Kadron, Brosol or Solex carburetors |
Specifications
| Specification | Detail |
|---|---|
| Part number | 43-5112-7 |
| Manufacturer | EMPI |
| Jet size | 112.5 |
| Material | Precision-drilled brass |
| Fits | EMPI 40K, Kadron, Brosol, Solex |
| Boxed dimensions | 2 x 1 x 1 in |
| Shipping weight | 0.01 lb |
Why It Matters
The main jet is the carburetor's standing decision about how much fuel to pour from cruise to wide-open throttle; choose wrong and the engine either gasps lean or wallows rich. A lean main circuit shows up as a flat top end and pale plugs.
Installation Notes
- If you are unsure this fits your car, contact us with your year and model before ordering.
Frequently Asked Questions
- What does a 112.5 main jet do in a Solex or Kadron carburetor? A 112.5 brass main jet meters fuel through the carburetor from cruise to wide-open throttle.
- Will the EMPI 43-5112-7 fit my Porsche 914? It fits the Porsche 914, 1970–1976, with EMPI 40K, Kadron, Brosol, or Solex carburetors.
- When should I use a 112.5 main jet? It is a small, lean increment for dialing in milder or smaller-displacement engines.
- Which carburetors does it fit? EMPI 40K, Kadron, Brosol and Solex carburetors that use this main jet style.
- What is the part number for the EMPI 112.5 main jet? EMPI 43-5112-7.
- How does it ship? Ships standard ground from our Orange, California shop.
⚠ California Proposition 65 Warning: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
