Four-Stroke Engine Oils
Classic 20W/50 Multigrades (Mineral base)
Classic 20W/50 Multigrades (Mineral base)
Classic Oils of Aylesbury stock a wide range of 20W50 oils for your classic vehicle including oil dedicated to the classic Mini. If you're looking for a replacement for Duckhams, we can point you towards the best of the rest!
Other Classic Multigrades (Mineral base)
Other Classic Multigrades (Mineral base)
If you want a classic multigrade in a viscosity other than 20W50, we stock Classic oils in several viscosities which can help to address specific issues for your classic car or motorcycle
Classic Multigrades (Synth base)
Classic Multigrades (Synth base)
Synthetic-based engine oils designed specifically for your classic vehicle's needs. Ideal for racing and hard use.
Motorcycle-specific Engine Oils
Motorcycle-specific Engine Oils
Motorcycle Engine Oils designed for modern machinery and wet clutches
SAE 20 Monogrades
SAE 20 Monogrades
Products by Application
SAE 30 Monogrades
SAE 30 Monogrades
Products by Application
SAE 40 Monogrades
SAE 40 Monogrades
Products by Application
SAE 50 Monogrades
SAE 50 Monogrades
Products by Application
Competition Engine Oils
Competition Engine Oils
Choose what viscosity and type of oil (straight or multigrade) is most suited to your classic or vintage vehicle.
'Year-Round' mixed cases
'Year-Round' mixed cases
Choose what viscosity and type of oil (straight or multigrade) is most suited to your classic or vintage vehicle.
Flushing and Running-In Oils
Flushing and Running-In Oils
Products by Application
Modern Multigrades
Modern Multigrades
Products by Application
Four-Stroke Engine Oils
A Medium to Heavy oil for early lubrication requirements (5 litre)
Penrite Heritage MTH
A Medium to Heavy oil for early lubrication requirements (5 litre)
£29.95
morris mlr 10w-50 previously x-rpm competition 10w-50
Morris Multivis MLR 10W-50 (Previously X-RPM Comp)
Fully synthetic multigrade motor oil with motor racing technology (5 litre)
£50.95
recommended for use in pre 1980 motorcycle engines where sae 40 & sae 50 grade engine oils were specified
Penrite Enduro 25W-70
Recommended for use in pre 1980 motorcycle engines where SAE 40 & SAE 50 grade engine oils were specified (4 litre)
£29.95
morris multivis mlr 10w-60 (previously x-rpm comp)
Morris Multivis MLR 10W-60 (Previously X-RPM Comp)
Fully synthetic multigrade with a wide viscosity range for racing and motorsport applications (5 litre)
£50.95
a triple ester, full synthetic oil for competition cars - especially those originally specifying 5w30
Millers CFS 5w40 NT+
A triple ester, full synthetic oil for competition cars - especially those originally specifying 5w30 (5 litre)
£69.95
cb40 for use with methanol fuels or where a castor oil is the preferred choice
Millers CB40
Highest quality castor oil with unique anti-oxidant system for enhanced competition performance (1 litre)
£11.95
A high performance oil for classic and vintage cars that are used in extreme applications (5 litre)
Morris Golden Film Classic Motorsport 15W/50
A high performance oil for classic and vintage cars that are used in extreme applications (5 litre)
£27.95
penrite mc-4 semi synthetic 10w-30
Penrite MC-4 Semi Synthetic 10W-30
4 stroke engine/gearbox oil, including wet clutches (4 litre)
£29.95
a high quality sae 30 mongrade running-in oil, to give your bores the best start in life! (5 litre)
Morris Golden Film Running-In Oil
A high quality SAE 30 mongrade Running-In oil, to give your bores the best start in life! (5 Litre)
£23.95
Millers CRO is a competition running-in oil for use on rolling road or track (5 litre, case of 4 x 5 litre)
Millers CRO 10w40
Millers CRO is a competition running-in oil for use on rolling road or track (5 litre)
£26.95
a high quality flushing oil, ideal before changing oil types (5 litre)
Morris Golden Film Flushing Oil
A high quality Flushing Oil, ideal before changing oil types (5 Litre)
£24.95
penrite mc-4 semi synthetic 10w-50
Penrite MC-4 Semi Synthetic 10W-50
4 stroke engine/gearbox oil, including wet clutch applications (4 litre)
£32.95
millers classic running in oil 30
Millers Classic Running In Oil 30
SAE 30 running in oil formulated to solve the problems experienced when reconditioned classic engines do not bed-in (5 litre)
£35.95
A robust mineral for some motorcycle applications, including those with wet clutches (1 and 5 litre)
Morris Race V-Twin 20w/50
A robust mineral for some motorcycle applications, including those with wet clutches (4 litre)
£28.95
monograde non-detergent sae 30 for classic and vintage engines (5 litres and 4 x 5 litres).
Millers Vintage Millerol M30
Monograde non-detergent SAE 30 for classic and vintage engines (5 litres).
£31.95
penrite mc4-st 10w-40 (pao ester)
Penrite MC4-ST 10W-40 (PAO Ester)
Full Ester synthetic motorcycle engine/gearbox oil, including wet clutch applications (4 litre)
£56.95
penrite mc4-st 10w-60 (pao & ester)
Penrite MC4-ST 10W-60 (PAO Ester)
Full Ester synthetic motorcycle engine/gearbox oil, including wet clutches (4 litre)
£56.95
High quality mild detergent SAE30 mineral oil (5 litres and 4x5 litres)
Millers Classic Pistoneeze P30
High quality mild detergent SAE30 mineral oil (5 litres)
£35.95
A premium quality semi-sythetic motorcycle oil suitable for modern engines and wet clutches (1 and 4 litre)
Morris Race Super 4 10W/40 (Formerly Sport 4)
A premium quality semi-sythetic motorcycle oil suitable for modern engines and wet clutches (1 and 4 litre)
£26.95
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sae 40 monograde non-detergent for classic and vintage engines (5 litres and 4 x 5 litres)
Millers Vintage Millerol M40
SAE 40 Monograde non-detergent for classic and vintage engines (5 litres)
£31.95
penrite mc4-st 15w-50 (pao ester)
Penrite MC4-ST 15W-50 (PAO Ester)
Full Ester synthetic motorcycle engine/gearbox oil, including wet clutches (4 litre)
£56.95
semi-synthetic motorcycle 4-stroke oil
Morris Super Sport 4
SAE 10W-40, semi-synthetic 4-stroke motorcycle engine oil (4 litre)
£39.95
penrite mc4-st v-twin 20w-50
Penrite MC-4 V-Twin 20W-50
Full Ester synthetic motorcycle engine/gearbox oil, including wet clutch applications (4 litre)
£56.95
Monograde detergent oil for post vintage and classic engines (5 litres and 4 x 5 litres).
Millers Classic Pistoneeze P40
Monograde detergent oil for post vintage and classic engines (5 litres)
£35.95
SAE 50 Monograde non-detergent for classic and vintage engines (5 litres and 4 x 5 litres)
Millers Vintage Millerol M50
SAE 50 Monograde non-detergent for classic and vintage engines (5 litres)
£31.95
15W/40 multigrade oil to assist with the bedding-in process of newly rebuilt engines (5 litre)
Penrite Running In Oil
15W/40 multigrade oil to assist with the bedding-in process of newly rebuilt engines (5 litre, 20 litre)
£29.95
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penrite 10 tenths racing 0
Penrite 10Tenths Racing 0
Fully synthetic SAE 0W-20, shear free racing engine oil; 2200+ ppm ZDDP (5 litre)
£59.95
millers monograde 50, low detergent oil for veteran and vintage vehicles
Millers Classic Pistoneeze P50
High quality, mild detergent monograde SAE50 mineral oil (5 litres)
£35.95
millers classic preservation oil
Millers Classic Preservation Oil
Dual purpose preservation oil for storage and limited running (5 litre)
£42.95
penrite 10 tenths racing 10
Penrite 10Tenths Racing 10
Fully synthetic SAE 10W-40, shear free racing engine oil; 2200+ ppm ZDDP (5 litre)
£64.95
penrite 10 tenths racing 5
Penrite 10Tenths Racing 5
Fully synthetic SAE 5W-30, shear free racing engine oil; 2200+ ppm ZDDP (5 litre)
£59.95
millers liquid glaze blast running in oil to restart arrested bedding in
Millers Liquid Glaze Bust
Running-in oil specifically intended to restart arrested bedding in of rebuilt engines when the normal process has failed (5 litre)
£30.95
penrite 10 tenths racing 15
Penrite 10Tenths Racing 15
High performance fully synthetic SAE 15W-50, shear free racing engine oil; 2200+ ppm ZDDP (5 litre)
£64.95
penrite 10 tenths racing 20
Penrite 10Tenths Racing 20
Fully synthetic SAE 20W-60, shear free racing engine oil; 2200+ ppm ZDDP (5 litre, 20 litres)
£69.95
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penrite race castor oil
Penrite Race Castor Oil
High quality castor vegetable oil and synthetic ester (1 litre, box of 6x1 litre)
£15.95
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penrite hpr 5
Penrite HPR 5
Premium, full synthetic SAE 5W-40 (5 litre)
£34.95
penrite hpr 10
Penrite HPR 10
Premium, full synthetic SAE 10W-50 engine oil with full zinc (5 litre)
£34.95
A 15W60 fully-synthetic
Penrite HPR15
15W-60 fully-synthetic, "full zinc" oil for high performance classic engines (5 litre)
£34.95
castrol power 1 racing 4t 10w-40
Castrol Power 1 Racing 4T 10W-40
Synthetic 10W-40 Engine oil for performance bikes, suitable for use with wet clutches. (1 Litre)
£11.95
castrol power 1 4t 10w-50
Castrol Power 1 Racing 4T 10W-50
Synthetic 10W-50 Engine oil for performance bikes, suitable for use with wet clutches. (1 Litre)
£11.95