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.
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- Qty in Cart
- Quantity
- Price
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Mercury COTTER KEY OEM 8M0129796
Mercury
$0.50Genuine 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 -
Mercury KEY VALVE RETAIN OEM 8M0035317
Mercury
$0.50Genuine 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 -
Mercury INSULATOR OEM 623594
Mercury
$0.40Genuine 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 -
Mercury KEY VALVE OEM 8M0142364
Mercury
$0.30Genuine 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 -
Mercury TERMINAL @10 OEM 819519
Mercury
$0.30Genuine 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 -
Mercury TERMINAL-F @100 OEM 8M0171015
Mercury
$0.20Genuine 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 -
Mercury TERMINAL-M @100 OEM 8M0171016
Mercury
$0.20Genuine 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 -
Mercury INSULATOR OEM 8231161
Mercury
$0.20Genuine 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 -
Mercury TERMINAL-RING OEM 60470
Mercury
$0.20Genuine 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 -
Mercury TERMINAL-PLG MALE OEM 814434
Mercury
$0.16Genuine 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 -
Quicksilver Hydraulic Steering Fluid 1Qt 858078Q01
Quicksilver
MSRP: $21.59$20.95Genuine 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 -
Mercury Power Trim & Steering Fluid 1Qt 858075K01
Mercury
$15.99Genuine 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 -
Mercury SAE 0W-30 Full Syn Power Steering Fluid 1 Qt 858077K01
Mercury
$17.99Genuine 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