How much distilled water should i add in 1 litre coolant

Usually 1:3 (coolent:distilled water) Also check manufacturer's recommendation.

How much maximum distelled water ratio with 1lt ??

Usually 1:3 ratio (coolent: distilled water) Also refer manufacturer recommended.

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❄️🔥 Keep your engine chill and thrill with Castrol RADICOOL Heavy Duty!

FREEZE PROOF CONFIDENCE - Operate worry-free in sub-zero climates with protection down to -37°C.
ECO CONSCIOUS PERFORMANCE - Drive green with an environment-friendly formula that doesn’t compromise power.
TRUSTED INDUSTRY STANDARDS - Backed by JIS K 2234 Class 2, ASTM D3306, and BS 6580:2010 certifications for assured quality.
CORROSION NOT ON OUR WATCH - Extend engine life with premium corrosion inhibitors that guard every component.
ENGINEERED FOR EXTREME CONDITIONS - Stay cool under pressure with advanced ethylene glycol base for optimal heat transfer.

Castrol RADICOOL Heavy Duty is a high-performance coolant designed to maximize engine protection against overheating, freezing, and corrosion. Featuring a full ethylene glycol base, it ensures superior heat transfer and hard water stability, while providing freeze protection down to -37°C. Certified to meet top industry standards, this eco-friendly coolant is engineered to extend engine life and maintain peak performance across diverse operating conditions.

Specifications

Manufacturer	As per the first character of batch no. packed by A)B)C) Castrol India Ltd.,Mumbai -93; D) Ishan Resins & Paints Ltd. Gate No. 1, Jalan Industrial Complex, Banjara, Begri, Howrah-711411, West Bengal; E) West Coast Lubricants & Asphalt Pvt. Ltd., 139, J.C.I.E, Kamothe, Panvel - 410209 (MH). Contact: [email protected]; 1800222101, Castrol India Limited
Brand	Castrol
Model	Castrol RADICOOL Heavy Duty
Product Dimensions	9.8 x 6.6 x 23.8 cm; 65 g
Item model number	3425811
Manufacturer Part Number	3425811
Colour	Green
Assembly Required	No
Special Features	Improved heat transfer ability due to full ethylene glycol base
Manufacturer	Castrol India Limited
Country of Origin	India
Item Weight	65 g

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