在寒冷和炎热天气条件下使用时，最好的汽车发动机清洁剂有哪些？
| Product ⇅ | Price ⇅ | Active Ingredient ⇅ | Solution Strength (percentage) ⇅ | pH Level (none) ⇅ | Temperature Resistance (degrees Celsius) ⇅ | Safe for Parts ⇅ | Application Method ⇅ |
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Griot's Garage Griot's Garage Engine Cleaner (Item# 10959, 22 Ounces / Gallon)
US
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£54.48 ≈ | — | — | — | — | — | Spray on Engine Cleaner and agitate the area with a detail brush to remove grease, oil, dirt, and grime. |
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Griots Garage Engine Cleaner is an easy spray-on engine degreaser meant to loosen and break up grease, grime, and engine gunk. It's designed to be agitated with a detail brush and then wiped clean to prep your engine for dressing. ★ 适合人群The only concrete spec found is that it is an easy spray-on, agitate-and-wipe cleaner for grease and engine gunk, but no online details were found about temperature resistance, so cold vs hot performance cannot be confirmed from specs.
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WD-40 WD-40 Specialist Machine & Engine Degreaser 18 oz (UPC 07956730007 6)
US
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£5.90 ≈ | — | 即用型 | 10.5 pH到11.5 pH | — | ✓ | 喷雾 |
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WD-40 Specialist Machine & Engine Degreaser is a water-based, foaming spray that penetrates to remove grease, oil, dirt, adhesives, and grime with low residue. Its nozzle sprays up to 5 feet for cleaning engines and other machinery components. It is intended for use on automotive and truck engines, tractors, industrial machinery, and metal tools. ★ 适合人群这是一款即用型起泡喷雾，采用水基配方且残留量较低；其起泡作用加上最长达 5 英尺的远距离喷射能力，有助于在冷态与热态条件下进行发动机清洁，帮助将油脂与污垢抬起并冲洗带走，无需混合。
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