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4-Stroke Engine Oils Pro Fully Synthetic

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Pro R 0W-20

Silkolene Pro R 0W-20

Pro fully synthetic

An entirely new concept in competition lubrication. Racing engines lose power and waste fuel energy due to oil drag and friction. This maximum power 0W-20 is a unique low viscosity synthetic which cuts oil drag yet maintains a tough low-wear film on highly stressed components.

Available in 4 Ltr Cube

£134.50

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Pro 4 Plus 5W-40

Silkolene Pro 4 Plus 5W-40

Pro fully synthetic

SILKOLENE PRO 4 PLUS uses 100% synthetic ester technology to provide increased power, optimum engine protection, ultimate performance and reliability to four stroke motorcycle engines even under racing conditions. Specially researched synthetic esters provide exceptional film strength and outstanding surface protection from start-up to maximum output in all ambient conditions.

Available in 4 Ltr Cube

£85.59

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Pro 4 Plus 10W-50

Silkolene Pro 4 Plus 10W-50

Pro fully synthetic

SILKOLENE PRO 4 PLUS uses 100% synthetic ester technology to provide increased power, optimum engine protection, ultimate performance and reliability to four stroke motorcycle engines even under racing conditions. Specially researched synthetic esters provide exceptional film strength and outstanding surface protection from start-up to maximum output in all ambient conditions.

Available in 4 Ltr Cube

£85.59

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Quad ATV 5W-40

Silkolene Quad ATV 5W-40

Pro fully synthetic

Latest Technology providing increased power and optimum engine protection over a wide range of ambient temperatures. Stay-in-grade capability ensures consistent performance for the full oil service life.

Available in 4 Ltr Cube

£62.98

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Pro 4 10W-60 XP

Silkolene Pro 4 10W-60 XP

Pro fully synthetic

Formulated to meet the needs of both air and water-cooled 4-stroke engines, Pro 4 10W-60 XP is recommended for larger capacity engines, hot conditions and in engines where excessive fuel dilution is encountered.

Available in 1 Ltr, 4 Ltr Cube

From £16.40 to £60.55

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Pro 4 15W-50 XP

Silkolene Pro 4 15W-50 XP

Pro fully synthetic

Formulated to meet the needs of both air and water-cooled 4-stroke engines, Pro 4 15W-50 XP is ideal for larger capacity engines, especially in hot conditions.

Available in 1 Ltr, 4 Ltr Cube

From £16.40 to £60.55

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Castorene R40S

Silkolene Castorene R40S

Pro fully synthetic

SAE 40 Improves lubrication and minimises the risk of thickening and lacquer formation at high temperature. Fully soluble in methanol based fuels.

Available in 1 Ltr

£16.20

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Castorene R50S

Silkolene Castorene R50S

Pro fully synthetic

SAE 50 Designed for dry sump speedway engines, improves lubrication, minimises high temperature thickening and lacquer formation.

Available in 1 Ltr

£16.20

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Pro 4 10W-50 XP

Silkolene Pro 4 10W-50 XP

Pro fully synthetic

Using 100% Synthetic Ester to provide increased power, optimum engine protection, ultimate performance and reliability. Proven formula developed in partnership with manufacturers and race teams.

Available in 1 Ltr, 4 Ltr Cube

From £16.02 to £59.04

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Pro 4 5W-40 XP

Silkolene Pro 4 5W-40 XP

Pro fully synthetic

Using 100% Synthetic Ester to provide increased power, optimum engine protection, ultimate performance and reliability. Proven formula developed in partnership with manufacturers and race teams.

Available in 1 Ltr, 4 Ltr Cube

From £16.02 to £59.04

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Pro 4 10W-30 XP

Silkolene Pro 4 10W-30 XP

Pro fully synthetic

Formulated to meet the needs of both air and water-cooled 4-stroke engines, Pro 4 10W-30 XP is the recommended SAE grade for the majority of motorcycle manufacturers.

Available in 1 Ltr, 4 Ltr Cube

From £14.02 to £51.02

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Pro 4 10W-40 XP

Silkolene Pro 4 10W-40 XP

Pro fully synthetic

Formulated to meet the needs of both air and water-cooled 4-stroke engines, Pro 4 10W-40 XP is the recommended SAE grade for the majority of motorcycle manufacturers.

Available in 1 Ltr, 4 Ltr Cube

From £14.02 to £51.02

More Details