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Autolite AP646 Platinum Spark Plug - Autolite (AP646)

Autolite part # AP646

AutoliteMPNAP646
Sale Price$2.73
Description : Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
AP646 Platinum Spark Plug
Autolite Single Platinum Spark Plug
Spark, plug, spark plug, Platinum, Autolite

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Product Details

Description

Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
AP646 Platinum Spark Plug
Autolite Single Platinum Spark Plug
Spark, plug, spark plug, Platinum, Autolite

Features & Benefits

  • Engineered with a platinum firing tip that prevents gap erosion for longer service life.
  • Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
  • 4 year limited warranty

Part Number (MPN)
AP646
SKU
AP646
UPC / GTIN
009100251782 / 50009100251782
Condition
New
Other Names
SP646
Brand
Autolite Platinum
UPC
00009100252531
Center Electrode Core Material
Copper
Center Electrode Design
Standard
Center Electrode Insulator Tip Projection
3.4<br />0.133
Center Electrode Projection
Mid Projection
Center Electrode Tip Material
Platinum
Electrical Terminal Type
Non-Removable Nut
Grade Type
Performance
Ground Electrode Core Material
Nickel
Ground Electrode Quantity
1
Ground Electrode Tip Design
Standard
Ground Electrode Tip Material
Nickel
Hex Size
13/16
Hex Type
Hex
Indexed
No
Insulator Height
56.5<br />2.224
Insulator Material
Ceramic
Manufacturer Heat Range
8
Pre-Gap Size
0.05<br />1.3
Reach
0.75<br />19
Resistance
4000
Resistor Type
Yes
Seat Type
Flat
Skirt
No
PADB ID 557
14
Washer(s) Included
Yes
Washer Type
Crush

YearMakeModelBody & TrimEngine & Transmission
Vehicle #1
Year
Make
Model
Body & Trim
Engine & Transmission

BrandEquivalent Part Numbers

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BrandEquivalent Part Numbers
ACCEL
114, 115, 116, 117, 194, 196, 494, 496, 997
ACDelco
4, 41618, 41802, 41813, 41-819, 41827, 42XLS, 44NS, 44XL0, 44XLS, 45NS, 45XLS, C44NS, C45NS, CR44NS, R42CXLS, R42XLS, R42XLS6, R43CXLS, R43XLS, R44CXLS, R44XLS, R44XLS5, R44XLS6, R45NS, R45NSX, R45XLS6
Autolite
2744, 4252, 4263, 4265, 4345, 63, 64, 646, 65, AP2744, AP63, AP64, AP646DP2, AP65, AP66, APP63, APP64, APP646, APP65, APP66, XP63, XP64, XP646, XS63, XS65
Bosch
6729, WR8LPP30V, 4016, 4017, 4019, 4020, 4021, 4025, 4034, 4037, 4038, 4116, 4117, 4118, 4119, 4120, 4121, 4137, 4216, 4217, 4218, 4219, 4220, 4221, 4225, 4237, 4238, 4306, 4307, 4310, 4477, 4478, 4479, 4506, 4507, 4510, 6234, 7500, 7501, 7505, 7506, 7507, 7509, 7511, 7512, 7513, 7514, 7522, 7523, 7591, 7592, 7594, 7595, 7607, 7805, 7900, 7905, 7907, 7909, 7911, 7913, 7914, 7922, 7923, 7992, 7995, 8118, W125T30, W125TR30, W145T30, W145TR30, W175T30, W175TR30, W200T30, W200TR30, W215T30, W5D, W5D1, W5DC, W5DC0, W5DCO, W5DCX, W5DP, W5DPX, W5DTC, W6D, W6D1, W6DC, W6DC0, W6DCX, W6DI, W6DP, W6DP0, W6DPX, W7D, W7D0, W7DC, W7DC0, W7DCR, W7DCT, W7DCX, W7DSR, W7DT, W7DTC, W7DX, W7LTCR, W8D, W8DC, W8DC0, W8DCO, W8DCX, W8DP, W8DPX, W8DTC, W8DX, W8LCR, W8LDCR, W8LPR, W8LPR6, W8LTCR, W95T30, W9D, W9DC, W9DC0, W9DCX, W9DP, W9DPX, WGR7DDP, WGR7DQI, WGR7DQP, WGR8DDP, WGR8DQI, WGR8DQP, WGR9DDP, WGR9DQI, WGR9DQP, WR10LC, WR10LCV, WR4DP0, WR5D, WR5DC, WR5DP, WR5DP4, WR5DS, WR6D, WR6DC, WR6DCX, WR6DP, WR6DP0, WR6DP4, WR6DPX, WR6DS, WR7BP4, WR7D, WR7DC, WR7DP, WR7DP4, WR7DP6, WR7DPX, WR7DPX4, WR7DPX6, WR7DS, WR7DTC, WR8CP4, WR8D, WR8DC, WR8DCW, WR8DCX, WR8DP, WR8DP4, WR8DP6, WR8DPX, WR8DPX4, WR8DPY, WR8DS, WR8LC, WR8LP, WR9D, WR9DC, WR9DCO, WR9DCX, WR9DCY, WR9DP, WR9DP4, WR9DPX, WR9DPX4, WR9DS, WR9DY, WR9LC, WR9LP, WR9LP4, WR9LS
Champion Race Plugs
3031
Champion Spark Plug
105, RN14PMC5, 2105, 2319, 2320, 2332, 2404, 2405, 2415, 300, 301, 302, 3031, 3031-2, 308, 31, 320, 321, 322, 322EZ, 332, 3322, 3405, 3415, 38, 40, 404, 405, 4079, 41, 415, 421, 422, 4404, 4405, 55, 7332, 76, 8332, 8339, 8405, 8415, 86, 8810, 917, 9804, N10PY, N10Y, N10Y4, N10YC, N11Y, N11YC, N11YC4, N12Y, N12YC, N13Y, N14Y, N18, N65Y, N66Y, N7GY, N7Y, N7YC, N89GY, N89Y, N9Y, N9YC, N9YC4, ON11Y, ON12Y, RL12Y, RN10GY, RN10PYP4, RN10Y, RN10Y4, RN11Y, RN11YC, RN11YC4, RN12GY, RN12MC4, RN12Y, RN12YC, RN12YC6, RN14MC5, RN14PMC, RN14PMC3, RN14PMP5, RN14Y, RN14Y6, RN14YC, RN16YC5, RN7Y, RN7YC, RN8WYPB3, RN9GY, RN9PYC, RN9Y, RN9YC, RN9YC4, UN10Y, UN12Y, UN9Y, XN10Y, XN12Y, XN14Y, XN16Y, XN9Y
DENSO Auto Parts
W14EXR-U15

Shipping Policy

At Restauco Parts, we ship to the 48 contiguous U.S. states and Puerto Rico. Every order ships from our supplier's authorized warehouses located in the United States. At this time we do not ship to Alaska, Hawaii, the U.S. Virgin Islands, Guam or other U.S. territories.

When will my order be processed?
Orders are processed Monday through Friday. You will receive a tracking number by email once your order has shipped. Weekend orders will be processed the next business day.

How long will it take to receive my order?
Delivery time depends on the carrier and your location. Oversized shipments may require additional time — you will be contacted prior to shipping for approval.

Which carriers do you use?
We ship via UPS, FedEx, and USPS depending on the size, weight, and destination of your order. The most appropriate carrier will be selected at the time of fulfillment. Carrier substitutions may be made to reduce shipping costs to the customer.

Do you ship internationally?
We do not ship internationally. We ship within the 48 contiguous U.S. states and Puerto Rico.

VIN Requirement
We strive for 100% accuracy on all orders. To help us achieve this goal, we ask that you include your car's VIN when placing your order. This is a courtesy service to help avoid wrong part orders and returns. We are not responsible for 100% guaranteed fitment.

Backordered or Discontinued Parts
In the unlikely event that a part has been placed on backorder or discontinued, we will do our best to find it for you as quickly as possible.

Questions?
If you have any questions about your shipment, please contact us at [email protected]

Check out our Shipping Policy for more details.

Return Policy

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You'll also need the receipt or proof of purchase. To start a return, you can contact us at [email protected] Please note that returns can be made to several branches, contact us to provide thhe correct information.

If your return is accepted, the refund will be processed between 3-4 business day once we receive the item. Items sent back to us without first requesting a return will not be accepted. NOTE: We don't make refund for shipping cost. You can always contact us for any return question at [email protected].

Damages and Issues

Please inspect your order upon receipt and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Refunds

We will notify you once we've received and inspected your return, and let you know if the refund was approved or not. If approved, you'll be automatically refunded on your original payment method within 10 business days (excluding shipping cost). Please remember it can take some time for your bank or credit card company to process and post the refund too. If more than 15 business days have passed since we’ve approved your return, please contact us at [email protected].


Check out our Return Policy for more details.

Autolite

Autolite spark plugs and ignition components provide dependable starting power and combustion efficiency for cars and trucks. Shop Autolite auto parts at Restauco for conventional, platinum, and iridium spark plugs engineered to maximize fuel economy and engine response. Buy Autolite replacement ignition parts online with fast shipping across all 50 states. Order from Restauco and trust over a century of Autolite spark plug innovation for your next tune-up.

Browse the Full Autolite Parts Catalog

Restauco.com

Restauco Parts is your trusted online source for genuine OEM and premium aftermarket auto parts. We carry top brands including ACDelco, GM Genuine Parts, Motorcraft, Dorman, Akebono, Wagner, and Bilstein. Whether you need brake pads, suspension parts, ignition coils, fuel pumps, or engine components, we offer competitive prices and fast shipping on thousands of parts for all major makes and models. Shop with confidence — every part we sell meets or exceeds OEM quality standards.