Best Spark Plugs For 350 Chevy Engine
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Top 10 Best Spark Plugs For 350 Chevy Engine
1
Fram Autolite 25-4PK Copper Resistor Spark Plug, Pack of 4
Price: $9.94 – $19.42
Why we chose it
- Full copper core electrode provides better performance in all conditions
- Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength
- Fit type: Vehicle Specific
- Multi-rib insulator reduces danger of “flash-over”
- Resistor reduces radio frequency interference (RFI) and electrode erosion
- Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof
2
Denso (5026) T16PR-U11 Traditional Spark Plug, Pack of 1
Price: $1.46 – $8.64
Why we chose it
- T16PR-U11
- Efficient fuel consumption
- Increases engine performance and throttle response
- Improved cold-starting
- Stable combustion during idling
3
Champion Copper Plus 18 Spark Plug (Carton of 1)
Price: $0.75 – $12.05
Why we chose it
- Durable: Champion copper plus spark plugs are built to ISO and SAE standards for proven performance Champion’s patented SAC-9 semi-conductor resistor provides maximum EMI and RFI suppression
- Champion copper plus spark plugs use TinTac and Ultraseal Shells, this eliminates the need for the use of anti-seize compound during installation by providing the best corrosion protection of any spark plug in the industry
- Superior corrosion resistance
- The Champion copper plus spark plug features a copper core electrode that provides increased conductivity and heat control while delivering good overall wear characteristics
- Built to ISO and SAE standards for proven performance
- Copper core center electrode allows for accurate control of heat range for longer life
- Provides longer life Copper core center electrode allows for accurate control of the plug’s heat range, optimizing the plug’s performance and adding to the longevity of the spark plug
- Copper Plus – Dependable Performance and Durability
4
Motorcraft SP-450 ASF42C Spark Plug (Asf42Cf4)
Price: $16.36 – $16.42
Why we chose it
- Motorcraft Spark Plug SP-450
- Include: 1 Plug
5
ACDelco GM Original Equipment R44TS Conventional Spark Plug
Price: $3.49 – $17.48
Why we chose it
- Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
- Available for use in Marine applications
- Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
- GM regularly updates production and service part designs to integrate new materials and technologies
- Black Onyx coating helps reduce corrosion
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
- Copper core provides great heat transfer and helps maximize plug durability
- Ribbed suppressor seal extends resistance and helps prevent spark ‘flash over’ and misfires
6
Champion Platinum Power 3018 Spark Plug (Carton of 1)
Price: $3.08 – $7.56
Why we chose it
- Heat-Active alloy allows electrodes to reach optimal temperature
- Exclusive heat-active alloy allows the electrodes to reach optimal temperature quickly and maintain stable operating temperature under all engine loads
- Platinum Power- Premium Spark Plug. Powerful Performance.
- V-trimmed ground electrode promotes sharper spark focus
- Fine-wire center electrode for greater ignitability
- Platinum conductor Center electrode platinum tip wears less than a standard spark plug This allows the plug to maintain the gap setting throughout its life
- Platinum center electrode for long life
7
NGK (2953) YR5GP G-Power Platinum Spark Plug, Pack of 1
Price: $3.23 – $9.98
Why we chose it
- Features superior anti-corrosion and anti-seizing properties
- Constructed from durable material
- You can depend on NGK for quality and reliability
- Fine platinum tip reduces required voltage
- Extremely durable under high heat
8
Denso 4509 Platinum TT Spark Plug. Part# PTF16TT
Price: $5.99 – $8.38
Why we chose it
- 1.5mm Titanium Enhanced Ground Electrode
- Denso Part# PTF16TT
- 1.1mm Platinum Tipped Center Electrode
- Sample Image May Vary From Actual Product
9
4 New NGK IRIDIUM IX Spark Plugs YR5IX # 7516
Price: $32.06 – $41.59
Why we chose it
- Sold in packs of 4
10
Denso (4715) ITF16TT Iridium TT Spark Plug, (Pack of 1)
Price: $7.91 – $15.87
Why we chose it
- Denso # 4715
- 0.7mm Platinum Ground Electrode
- DENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode
- Larger spark translates to more power and superior fuel economy
- 0.4 mm iridium center electrode: world’s smallest diameter that maximizes firing potential
- 0.4mm Iridium Center Electrode
- DENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode
- 0.7 mm needle tip ground electrode: promotes higher spark energy and less heat quenching
- Ranking the Brands
- Autolite: 10.00%
- Denso: 30.00%
- Champion: 20.00%
- Motorcraft: 10.00%
- ACDelco: 10.00%
- : 10.00%
- NGK: 10.00%
Comparison Table
| | | | | | | | | | |
| Fram Autolite 25-4PK Copper Resistor Spark Plug, Pack of 4 | Denso (5026) T16PR-U11 Traditional Spark Plug, Pack of 1 | Champion Copper Plus 18 Spark Plug (Carton of 1) | Motorcraft SP-450 ASF42C Spark Plug (Asf42Cf4) | ACDelco GM Original Equipment R44TS Conventional Spark Plug | Champion Platinum Power 3018 Spark Plug (Carton of 1) | NGK (2953) YR5GP G-Power Platinum Spark Plug, Pack of 1 | Denso 4509 Platinum TT Spark Plug. Part# PTF16TT | 4 New NGK IRIDIUM IX Spark Plugs YR5IX # 7516 | Denso (4715) ITF16TT Iridium TT Spark Plug, (Pack of 1) | |
|---|---|---|---|---|---|---|---|---|---|---|
| Brand | Autolite | Denso | Champion | Motorcraft | ACDelco | Champion | – | Denso | NGK | Denso |
| Core Material | Copper | – | Platinum | – | Copper | – | – | Platinum | Iridium | – |
| Top Material Type | Alloy Steel | – | Metal | – | Nickel | – | – | Titanium | – | – |
| Manufacturer | FRAM | DENSO | Champion Spark Plug | Motorcraft | ACDelco | Champion Spark Plug | – | Denso Sales California, Inc. | NGK Spark Plug | Denso |
| Item Weight | 1.76 ounces | 1.44 ounces | 1.44 ounces | 1.6 ounces | 6.4 ounces | 1.44 ounces | – | 1.76 ounces | 9.8 ounces | 4.7 ounces |
| Product Dimensions | 1 x 3.88 x 3.38 inches | – | 3.7 x 0.8 x 0.6 inches | – | 4.16 x 3.59 x 1.12 inches | 4 x 3.9 x 1 inches | – | 3.35 x 0.96 x 0.96 inches | 48.24 x 41.52 x 10.92 inches | 9.74 x 5.96 x 4.58 inches |
| Country of Origin | China | China | USA | – | – | USA | – | – | – | Japan |
| Is Discontinued By Manufacturer | Yes | No | No | – | – | – | – | No | – | No |
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