# Regitar USA Idle Air Control f/Mercruiser MCM 3.0L MPI, V-6  V-8 (305, 350  496 CID) MPI Engines w/ECM 555 [RMS004]

**Idle Air Control for Mercruiser MCM 3.0L MPI, V-6 & V-8 (305, 350 & 496 CID) MPI Engines with ECM 555**

Idle Air Control for Mercruiser MCM 3.0L MPI, V-6 & V-8 (305, 350 & 496 CID) MPI Engines with ECM 555.

**Engine Brand:**

-   Mercury Marine

**Fitment:**

-   MCM 3.0L MPI, V-6 & V-8 (305, 350 & 496 CID) MPI Engines with ECM 555

**Specifications:**

-   Type: Parts
-   Box Dimensions: 3"H x 4"W x 5"L WT: 0.6 lbs
-   UPC: 724469631314

  
[Brochure (pdf)](https://productimageserver.com/literature/brochure/107650BR.pdf)

## Details

- **Price:** 145.0 USD
- **Type:** Accessories
- **Tags:** 1st Class Eligible, Brand_Regitar U.S.A., Engine Parts & Service, Engine Parts & Service | Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 145.00 USD | In stock |

## Images

- Regitar USA Idle Air Control f/Mercruiser MCM 3.0L MPI, V-6  V-8 (305, 350  496 CID) MPI Engines w/ECM 555 [RMS004] Regitar U.S.A.
- Regitar USA Idle Air Control f/Mercruiser MCM 3.0L MPI, V-6  V-8 (305, 350  496 CID) MPI Engines w/ECM 555 [RMS004] Regitar U.S.A.
- Regitar USA Idle Air Control f/Mercruiser MCM 3.0L MPI, V-6  V-8 (305, 350  496 CID) MPI Engines w/ECM 555 [RMS004] Regitar U.S.A.
- Regitar USA Idle Air Control f/Mercruiser MCM 3.0L MPI, V-6  V-8 (305, 350  496 CID) MPI Engines w/ECM 555 [RMS004] Regitar U.S.A.

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> Source: [Besafe1st](https://besafe1st.com/products/regitar-usa-idle-air-control-f-mercruiser-mcm-3-0l-mpi-v-6-v-8-305-350-496-cid-mpi-engines-w-ecm-555-rms004)
> Updated: 2026-05-22