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Select your vehicle
Vehicle Info Required to Guarantee FitAdd Vehicle

AC Delco®
E1778A Professional Series Starter Relay

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$34.99
$70.27Save: $35.28(50%)
OR
Manufacturer #E1778A
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Brand:
Notes:
Square shape
Warranty:
24-months or unlimited mile AC Delco limited warranty
Quantity Sold:
Sold individually
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is 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.

Interchange Part Number:
REPT507801, RY116T
Product Fit:
Direct Fit
Recommended Use:
OE Replacement
Replaces OE Number:
89057592
Series:
Professional Series
Terminal Quantity:
4

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1985-1988 Chevrolet Nova
All Submodels
All Engines
-
1985-1989 Toyota MR2
All Submodels
All Engines
-
1990-2000 Lexus LS400
All Submodels
All Engines
-
1990-2005 Toyota Celica
All Submodels
All Engines
-
1991-1995 Toyota MR2
All Submodels
All Engines
-
Page 1 of 12 | Showing 1 - 5 of 58 results

Product Information

ACDELCO OE REPLACEMENT STARTER RELAYS

The factory-original fit and lasting function of ACDelco’s OE replacement starter relays provide the perfect repair without breaking your budget. Established in 1899, ACDelco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.

  • High-grade design delivers extended lifespan
  • Carefully formed to suit your specific vehicle
  • Engineered to exact OE standards
  • Has undergone stringent evaluation to guarantee proper fit and performance
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

0
Would this fit my 1995 t 100 Toyota truck?ChicoJan 04, 2023
Best Answer:Hi Bob, thank you for reaching out. Yes, it will. You can use this link to continue ordering the part at 48% off the regular price today: <a href="https://www.carparts.com/fuel-pump-relay/ac-delco/ace1778a?can=CPAP3648_CSQA_20230104" target="_blank">https://www.carparts.com/fuel-pump-relay/ac-delco/ace1778a?can=CPAP3648_CSQA_20230104</a> I hope this helps. Enjoy shopping.
Aldrin P.STAFFJan 04, 2023
0
Does not show it fits 98 sc400 Lexus?William J.Feb 25, 2022
Best Answer:Hi Justin, I'm pleased to assist you. Based on our application guide, this relay is guaranteed to fit the 1998 Lexus SC400 Base 8 Cyl 4.0L. Click on the link below to order at 52% off the regular price today while supplies last. I hope this is helpful. Enjoy shopping at <a href="http://Carparts.com!" target="_blank">Carparts.com!</a> <a href="https://www.carparts.com/fuel-pump-relay/ac-delco/ace1778a?can=CPGG4850_20220225" target="_blank">https://www.carparts.com/fuel-pump-relay/ac-delco/ace1778a?can=CPGG4850_20220225</a>
Grace G.STAFFFeb 26, 2022

Customer Reviews

Professional Series Starter Relay
My go to car truck parts store
Very happy with prices and items for the truck
Kelly R.
VERIFIED PURCHASER
Purchased on Jul 18, 2022
All of your representatives were Professional and very helpful . I have dealt with your office on several occasions and the attitudes are always the same . They are doing a Great Job .
Isaac S.
VERIFIED PURCHASER
Purchased on Feb 17, 2023