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Engine Gauges & Controls

Engine Gauges & Controls

Engine Gauges & Controls

Engine gauges and controls are essential for monitoring performance, safety, and operation across modern marine propulsion systems. This category includes OEM and compatible engine gauges, throttle and shift controls, control boxes, wiring harnesses, and helm components designed for precise, reliable engine management.

These components support a wide range of outboard, sterndrive, and inboard marine engine systems from leading manufacturers. Whether replacing worn components or upgrading your helm, these marine-grade gauges and controls are built for accuracy, durability, and seamless integration in demanding on-water environments.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • MERCURY OEM COTTER KEY, 8M0129796

    Mercury COTTER KEY OEM 8M0129796

    Mercury

    $0.50
    Genuine Mercury COTTER KEY, part number 8M0129796. Designed for use with compatible applications.
    8M0129796
    SKU:
    8M0129796
    Availability:
    Usually Ships within 24hours
    Weight:
    0.16 Ounces
    $0.50
    Qty in Cart: 0
    Quantity:
    Price:
    $0.50
    Subtotal:
  • MERCURY OEM KEY VALVE RETAIN, 8M0035317

    Mercury KEY VALVE RETAIN OEM 8M0035317

    Mercury

    $0.50
    Genuine Mercury KEY VALVE RETAIN, part number 8M0035317. Designed for use with compatible applications.
    8M0035317
    SKU:
    8M0035317
    Availability:
    Usually Ships within 24hours
    Weight:
    0.10 Ounces
    $0.50
    Qty in Cart: 0
    Quantity:
    Price:
    $0.50
    Subtotal:
  • MERCURY OEM INSULATOR, 623594 MERCURY OEM INSULATOR, 623594

    Mercury INSULATOR OEM 623594

    Mercury

    $0.40
    Genuine Mercury INSULATOR, part number 623594. Designed for use with compatible applications.
    623594
    SKU:
    623594
    Availability:
    Usually Ships within 24hours
    Weight:
    0.26 Ounces
    $0.40
    Qty in Cart: 0
    Quantity:
    Price:
    $0.40
    Subtotal:
  • MERCURY OEM KEY VALVE, 8M0142364 MERCURY OEM KEY VALVE, 8M0142364

    Mercury KEY VALVE OEM 8M0142364

    Mercury

    $0.30
    Genuine Mercury KEY VALVE, part number 8M0142364. Designed for use with compatible applications.
    8M0142364
    SKU:
    8M0142364
    Availability:
    Usually Ships within 24hours
    Weight:
    0.16 Ounces
    $0.30
    Qty in Cart: 0
    Quantity:
    Price:
    $0.30
    Subtotal:
  • MERCURY OEM TERMINAL @10, 819519 MERCURY OEM TERMINAL @10, 819519

    Mercury TERMINAL @10 OEM 819519

    Mercury

    $0.30
    Genuine Mercury TERMINAL @10, part number 819519. Designed for use with compatible applications.
    819519
    SKU:
    819519
    Availability:
    Usually Ships within 24hours
    Weight:
    0.05 Ounces
    $0.30
    Qty in Cart: 0
    Quantity:
    Price:
    $0.30
    Subtotal:
  • MERCURY OEM TERMINAL-F @100, 8M0171015 MERCURY OEM TERMINAL-F @100, 8M0171015

    Mercury TERMINAL-F @100 OEM 8M0171015

    Mercury

    $0.20
    Genuine Mercury TERMINAL-F @100, part number 8M0171015. Designed for use with compatible applications.
    8M0171015
    SKU:
    8M0171015
    Availability:
    Usually Ships within 24hours
    Weight:
    0.03 Ounces
    $0.20
    Qty in Cart: 0
    Quantity:
    Price:
    $0.20
    Subtotal:
  • MERCURY OEM TERMINAL-M @100, 8M0171016 MERCURY OEM TERMINAL-M @100, 8M0171016

    Mercury TERMINAL-M @100 OEM 8M0171016

    Mercury

    $0.20
    Genuine Mercury TERMINAL-M @100, part number 8M0171016. Designed for use with compatible applications.
    8M0171016
    SKU:
    8M0171016
    Availability:
    Usually Ships within 24hours
    Weight:
    0.03 Ounces
    $0.20
    Qty in Cart: 0
    Quantity:
    Price:
    $0.20
    Subtotal:
  • MERCURY OEM INSULATOR, 8231161 MERCURY OEM INSULATOR, 8231161

    Mercury INSULATOR OEM 8231161

    Mercury

    $0.20
    Genuine Mercury INSULATOR, part number 8231161. Designed for use with compatible applications.
    8231161
    SKU:
    8231161
    Availability:
    Usually Ships within 24hours
    Weight:
    0.26 Ounces
    $0.20
    Qty in Cart: 0
    Quantity:
    Price:
    $0.20
    Subtotal:
  • MERCURY OEM TERMINAL-RING, 60470 MERCURY OEM TERMINAL-RING, 60470

    Mercury TERMINAL-RING OEM 60470

    Mercury

    $0.20
    Genuine Mercury TERMINAL-RING, part number 60470. Designed for use with compatible applications.
    60470
    SKU:
    60470
    Availability:
    Usually Ships within 24hours
    Weight:
    0.26 Ounces
    $0.20
    Qty in Cart: 0
    Quantity:
    Price:
    $0.20
    Subtotal:
  • MERCURY OEM TERMINAL-PLG MALE, 814434 MERCURY OEM TERMINAL-PLG MALE, 814434

    Mercury TERMINAL-PLG MALE OEM 814434

    Mercury

    $0.16
    Genuine Mercury TERMINAL-PLG MALE, part number 814434. Designed for use with compatible applications.
    814434
    SKU:
    814434
    Availability:
    Usually Ships within 24hours
    Weight:
    0.50 Ounces
    $0.16
    Qty in Cart: 0
    Quantity:
    Price:
    $0.16
    Subtotal:
  • Hydraulic Steering Fluid, 1Qt 858078Q01

    Quicksilver Hydraulic Steering Fluid 1Qt 858078Q01

    Quicksilver

    MSRP: $21.59
    $20.95
    Genuine Quicksilver Hydraulic Steering Fluid 1Qt, part number 858078Q01. Hydraulic Helm Steering Fluid 858078Q01 is for use in non‑power hydraulic steering systems such as, MerCruiser compact hydraulic helm steering systems and bolt‑on steering...
    858078Q01
    SKU:
    858078Q01
    Availability:
    Usually Ships within 24hours
    Weight:
    64.00 Ounces
    MSRP: $21.59
    $20.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $21.59
    $20.95
    Subtotal:
  • Power Trim & Steering Fluid, 1Qt 858075K01

    Mercury Power Trim & Steering Fluid 1Qt 858075K01

    Mercury

    $15.99
    Genuine Mercury Power Trim & Steering Fluid 1Qt, part number 858075K01. Power Trim & Steering Fluid 858075K01 is a 32 oz. bottle of quality hydraulic steering fluid for all marine power trim and steering systems except electric power steering systems...
    858075K01
    SKU:
    858075K01
    Weight:
    64.00 Ounces
    $15.99
    Qty in Cart: 0
    Quantity:
    Price:
    $15.99
    Subtotal:
  • SAE 0W-30 Full Syn Power Steering Fluid, 1 Qt 858077K01

    Mercury SAE 0W-30 Full Syn Power Steering Fluid 1 Qt 858077K01

    Mercury

    $17.99
    Genuine SAE 0W-30 Full Syn Power Steering Fluid 1 Qt, part number 858077K01. Synthetic Power Steering Fluid SAE 0W-30 858077K01 is recommended for use in electric power steering systems such as Verado, JPO and Axius Gen II. It is also recommended for...
    858077K01
    SKU:
    858077K01
    Weight:
    64.00 Ounces
    $17.99
    Qty in Cart: 0
    Quantity:
    Price:
    $17.99
    Subtotal:
  • Total: items /

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