You are here:

SOLAR Classic Series Motor Engine Oil 20W50 API SJ/CF

Description

SOLAR CLASSIC 20W50 API SL is a high-performance conventional motor oil formulated to deliver exceptional protection, durability, and stability for gasoline engines operating under demanding conditions. Blended with high-quality base oils and an advanced additive package, this oil ensures superior wear resistance, deposit control, and thermal stability.

Specially designed for engines with extended service life, frequent use, and higher power output, SOLAR CLASSIC 20W50 provides outstanding defense against sludge buildup, oxidation, and viscosity breakdown, helping to extend engine longevity and maintain optimal performance. Its high-viscosity formulation makes it ideal for hot climates, heavy-load conditions, and stop-and-go driving, ensuring reliable lubrication and smooth engine operation.

Available API
SL
Applications
  • Suitable for passenger cars, SUVs, and light trucks requiring 20W50 viscosity.

  • Recommended for high-usage engines, older models, and classic vehicles.

  • Ideal for high-performance, turbocharged, and naturally aspirated gasoline engines.

  • Designed for vehicles operating in hot climates, heavy loads, and demanding driving conditions.

Features & Benefits
  • Enhanced Wear Protection – Minimizes engine wear for long-term reliability.
  • Outstanding High-Temperature Stability – Maintains optimal viscosity and performance in extreme heat.
  • Prevents Sludge & Deposits – Keeps the engine clean for smoother operation.
  • Reliable Cold Start Performance – Ensures quick lubrication across various temperatures.
  • Reduced Oil Consumption – Minimizes evaporation losses, extending oil change intervals.
  • Superior Cleaning Action – Effectively removes contaminants to keep engine components free from deposits.
  • Optimized for Gasoline Engines – Specifically formulated for gasoline-powered vehicles.
Specifications & Approvals
  • Meets or exceeds API SL, SJ or equivalent OEM specifications.
  • Compatible with ACEA A3/B3, A3/B4 standards.
  • Suitable for vehicles from Toyota, Nissan, Ford, GM, Mercedes-Benz, Volkswagen, Renault, Peugeot, and other leading manufacturers.
Key Properties

Physical Properties

Properties

20W50

API / ACEA Classification

API SL/SJ/CF, ACEA A3/B3, A3/B4, E2

Appearance

Bright & Clear

Specific Gravity @15°C

0.880

Flash Point °C

238

Pour Point °C

-27

Viscosity @40 °C, cSt

150.3

Viscosity @100 °C, cSt

18.5

Viscosity Index

135

Total Base No, mg KOH/g

8.5

Cold Cranking Viscosity, cP

7500 @ -15°C

HTHS viscosity @ 150 °C, mPa.s

4.2