Product Overview
This marine alternator is a direct OEM replacement built on the classic Delco Remy 7SI series platform, designed exclusively for inboard and sterndrive marine vessels. It delivers stable 12V / 70A power output with an internal voltage regulator and 12:00 clock plug position, matching the original factory fit and performance. Compatible with OE part number 19020606 and cross-reference Lester 8467, it fits multiple aftermarket marine replacement specs for seamless swap installation.
Product Parameters
| Property | Value |
| Brand | DELCO |
| Voltage (V) | 12 |
| Amperage (A) | 70 |
| Rotation | CW |
| Pulley Type | Fixed |
| Pulley Grooves | 6 |
| Pulley Diameter (mm) | 63 |
Product Applications
Perfect fit for marine inboard and sterndrive engines from mainstream marine brands:
Crusader, Indmar, Pleasurecraft marine power systems
Compatible with Quicksilver, Sierra, API Marine, ARCO MARINE and other marine aftermarket equipment
Fits all watercraft requiring standard 6-groove serpentine pulley 7SI alternator replacements
Product Advantages
1. OEM Direct Fit
Matches Delco Remy original 7SI dimensional specs, plug clock at 12:00 and mounting structure. No modification needed during replacement to save labor time.
2. Marine-Grade Stable Power Supply
Internal regulator delivers consistent 12V 70A charging output to support boat navigation, lighting and onboard electrical systems under harsh marine vibration and humidity environments.
3. Wide Cross-Brand Compatibility
Covers dozens of aftermarket part numbers including Lester 8467, Arrowhead, J&N, WAI, Wilson and more, one unit replaces multiple SKUs to cut your inventory costs.
4. Durable Serpentine Pulley Design
Standard 6-groove serpentine pulley ensures smooth belt operation, reduces slip and extends service life for marine engine drive systems.
Product Features
OE Manufacturer: Delco Remy, 7SI series standard alternator
Electrical Specs: 12V voltage, 70A output, negative ground polarity
Regulator: Built-in internal regulator for steady voltage control
Pulley: 6 Groove Serpentine pulley, 63mm outer diameter
Plug Position: 12:00 clock plugging, consistent with original factory wiring layout
Rotation: CW rotation, IF internal fan cooling structure
Mounting: Dual mounting ear design with single bottom spool mount for marine engines
Full marine corrosion-resistant construction for long service on watercraft
Why Choose ATL Motor?
ATL Motor supplies aftermarket alternators and starter motors for global parts customers. We support customers with model identification, reference number checking, application matching, and stable replacement parts supply.
For distributors and repair networks, accurate product matching is critical. ATL Motor helps buyers verify the key details, including voltage, amperage, pulley type, pulley grooves, rotation direction, and vehicle application before order confirmation.
Contact ATL Motor
Contact ATL Motor with your required part number, application, or sample details. We can help you confirm the correct alternator model for your market and customer needs.
FAQs
What is your warranty policy?
Our warranty is one year.
Do you test all your goods before delivery?
Yes, we have 100% test before delivery.
Do you provide samples? Are they free?
Samples are available, but sample fees and shipping costs are borne by the buyer.
