Castrol MAGNATEC 10W-40 A3/B4 Engine Oil – 1L • 15F7CA

Castrol MAGNATEC 10W-40 A3/B4 Engine Oil – 1L • 15F7CA

Castrol SKU: A79298

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Castrol MAGNATEC 10W-40 A3/B4 Engine Oil – 1L • 15F7CA

Castrol MAGNATEC 10W-40 A3/B4 engine oil for Mazda MX-5 Mk1 / NA and Mk2 / NB petrol engines and other petrol or diesel vehicles requiring an SAE 10W-40 ACEA A3/B4 / API SP lubricant.

Castrol MAGNATEC 10W-40 A/B is a part-synthetic engine oil developed to provide protection from engine start-up and during normal driving. Castrol's MAGNATEC technology is designed so protective molecules cling to critical engine components, helping maintain a protective layer when conventional oil would otherwise drain back into the sump.

For the Mazda MX-5 Mk1 / NA and Mk2 / NB generations, 10W-40 meeting ACEA A3/B4 is an established service specification, making this product particularly well suited to routine maintenance of 1.6 and 1.8 petrol models.

  • Product type: Part-synthetic engine oil
  • Brand: Castrol
  • Product range: MAGNATEC
  • Product: MAGNATEC 10W-40 A/B
  • Castrol article number: 15F7CA
  • Pack size: 1 litre
  • SAE viscosity: 10W-40
  • ACEA: A3/B4
  • API: SP
  • Renault approvals: RN0700 / RN0710
  • Volkswagen approvals: VW 501 01 / 505 00
  • Fiat: Meets 9.55535-D2
  • Mercedes-Benz: Castrol states suitability for MB 226.5 / 229.3 applications
  • Application: Petrol and diesel engines requiring the applicable SAE 10W-40 specification

Application / fitment advice: Particularly suitable for Mazda MX-5 Mk1 / NA and Mk2 / NB 1.6 and 1.8 petrol engines where SAE 10W-40 ACEA A3/B4 oil is appropriate. Always consider the vehicle manufacturer's specified viscosity range, operating temperature and required performance classification when selecting engine oil.

Specifications & approvals: Current Castrol specifications are ACEA A3/B4 and API SP. Castrol lists Renault RN0700 / RN0710 and VW 501 01 / 505 00 approvals. Castrol separately states that the product meets Fiat 9.55535-D2 and is completely suitable for applications requiring MB 226.5 / 229.3.

Protection during start-up: Castrol MAGNATEC technology is designed to cling to critical engine components and provide protection during start-up and warm-up, periods when engine components can otherwise experience increased wear.

Other items to consider: When carrying out a full engine-oil service, consider replacing the engine oil filter and drain-plug sealing washer at the same time. Check the required service-fill quantity before ordering the total amount of oil required.

Why Castrol? Castrol MAGNATEC is formulated specifically around protection during the repeated start-up, warm-up and stop-start conditions encountered in everyday driving.

What's in the bottle / pack: 1 × 1-litre bottle of Castrol MAGNATEC 10W-40 A/B engine oil, Castrol article number 15F7CA.

Service / installation notes: Mazda MX-5 Mk1 and Mk2 service guidance gives an approximate engine-oil capacity including filter of 3.7 litres for 1.6 engines and 3.8 litres for 1.8 engines. This 1-litre pack is therefore primarily suited to topping up or purchasing alongside additional oil for a complete service.

Storage: Store the unopened container under cover and protect it from excessive heat, direct sunlight and freezing conditions.

Make Model Sub Variant Chassis / Code Years Power (PS) Engine Codes Fuel Transmission Notes
Mazda MX-5 Mk1 / NA 1.6 NA6C 1990-1998 — B6 Petrol Manual / Automatic where fitted SAE 10W-40 ACEA A3/B4 service oil
Mazda MX-5 Mk1 / NA 1.8 NA8C 1994-1998 — BP Petrol Manual / Automatic where fitted SAE 10W-40 ACEA A3/B4 service oil
Mazda MX-5 Mk2 / NB 1.6 NB6C 1998-2005 — B6 Petrol Manual SAE 10W-40 ACEA A3/B4 service oil
Mazda MX-5 Mk2 / NB / NB-FL 1.8 / 1.8 VVT NB8C 1998-2005 — BP / BP-Z3 Petrol Manual / Automatic where fitted SAE 10W-40 ACEA A3/B4 service oil
Reference Type Manufacturer / Standard Reference Notes
Product ReferenceCastrol15F7CAMAGNATEC 10W-40 A/B – 1L
SAE GradeSAE10W-40Viscosity grade
SpecificationACEAA3/B4Current specification
SpecificationAPISPCurrent specification
ApprovalRenaultRN0700 / RN0710OEM approvals
ApprovalVolkswagenVW 501 01 / 505 00OEM approvals
MeetsFiat9.55535-D2Castrol performance claim
Suitable ForMercedes-BenzMB 226.5 / 229.3Castrol suitability statement
Alternative PackCastrol15F7CE4L version
Alternative PackCastrol15F7D25L version