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4LH-HTZAY Diesel Engine

Engine

  • 127695-35160 - Yanmar 4LH-HTZAY Diesel Engine Oil Filter - Genuine
    127695-35160
    Oil Filter - Genuine
    List Price
    £28.09 Ex VAT
    £33.71 Inc VAT
    Keypart Price
    £25.28 Ex VAT
    £30.34 Inc VAT
    Low Stock

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    XN199611
    Air Filter - Genuine
    List Price
    £34.74 Ex VAT
    £41.69 Inc VAT
    Keypart Price
    £31.27 Ex VAT
    £37.52 Inc VAT
    Special Order Usually 3 - 5 Days

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Lubricants

  • 22479638 - Yanmar 4LH-HTZAY Diesel Engine VDS-3 15W/40 Volvo Engine Oil 1-Litre - Genuine (Not available to customers outside the UK)
    22479638
    VDS-3 15W/40 Volvo Engine Oil 1-Litre - Genuine (Not available to customers outside the UK)
    List Price
    £8.50 Ex VAT
    £10.20 Inc VAT
    Keypart Price
    £7.65 Ex VAT
    £9.18 Inc VAT
    Low Stock

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  • 33799-0000 - Yanmar 4LH-HTZAY Diesel Engine Oil Change Pump Kit (Universal)
    33799-0000
    Oil Change Pump Kit (Universal)
    List Price
    £75.00 Ex VAT
    £90.00 Inc VAT
    Keypart Price
    £63.00 Ex VAT
    £75.60 Inc VAT
    Please Contact for Stock Status

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  • 23068343 - Yanmar 4LH-HTZAY Diesel Engine VDS-4.5 15W/40 High-performance Volvo Engine Oil 5-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    23068343
    VDS-4.5 15W/40 High-performance Volvo Engine Oil 5-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    Keypart Price
    £33.50 Ex VAT
    £40.20 Inc VAT
    In Stock

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  • 23039851 - Yanmar 4LH-HTZAY Diesel Engine VDS-4.5 15W/40 High-performance Volvo Engine Oil 20-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    23039851
    VDS-4.5 15W/40 High-performance Volvo Engine Oil 20-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    List Price
    £115.00 Ex VAT
    £138.00 Inc VAT
    Keypart Price
    £92.00 Ex VAT
    £110.40 Inc VAT
    In Stock

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Cooling System

  • 120650-42310-R - Yanmar 4LH-HTZAY Diesel Engine Impeller - Replacement
    120650-42310-R
    Impeller - Replacement
    List Price
    £41.63 Ex VAT
    £49.96 Inc VAT
    Keypart Price
    £33.30 Ex VAT
    £39.96 Inc VAT
    In Stock

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  • 24321-000700 - Yanmar 4LH-HTZAY Diesel Engine O-ring - Sea-water Pump Cover - Genuine
    24321-000700
    O-ring - Sea-water Pump Cover - Genuine
    Keypart Price
    £3.50 Ex VAT
    £4.20 Inc VAT
    Please Contact for Stock Status

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    24341-000800
    O-Ring - Sea-water Pump to Block - Genuine
    List Price
    £3.80 Ex VAT
    £4.56 Inc VAT
    Keypart Price
    £3.42 Ex VAT
    £4.10 Inc VAT
    Special Order Usually 3 - 5 Days

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    121850-49811
    Thermostat - 71 deg - Genuine
    List Price
    £29.63 Ex VAT
    £35.56 Inc VAT
    Keypart Price
    £26.67 Ex VAT
    £32.00 Inc VAT
    Special Order Usually 3 - 5 Days

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    128400-49541
    Thermostat Gasket - Genuine
    Keypart Price
    £2.54 Ex VAT
    £3.05 Inc VAT
    Special Order Usually 3 - 5 Days

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    121850-49550
    Thermostat O-ring - Genuine
    Keypart Price
    £2.29 Ex VAT
    £2.75 Inc VAT
    Special Order Usually 3 - 5 Days

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    119171-13510
    Exhaust Elbow Gasket - Genuine
    List Price
    £3.42 Ex VAT
    £4.10 Inc VAT
    Keypart Price
    £3.08 Ex VAT
    £3.70 Inc VAT
    Special Order Usually 3 - 5 Days

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Fuel System (Engine)

Optional Fuel System Components

For additional types of Fuel Filters & Elements, please visit the Racor & Separ sections of our Website. These can be found under the "Accessories" heading on our Home Page.

  • 3581078-R - Yanmar 4LH-HTZAY Diesel Engine Fuel Filter for CAV/Delphi 296 Pre-filter (Optional) - Replacement
    3581078-R
    Fuel Filter for CAV/Delphi 296 Pre-filter (Optional) - Replacement
    List Price
    £8.20 Ex VAT
    £9.84 Inc VAT
    Keypart Price
    £5.74 Ex VAT
    £6.89 Inc VAT
    In Stock

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  • 36-17 - Yanmar 4LH-HTZAY Diesel Engine Seal Kit for CAV/Delphi 296 Pre-filter
    36-17
    Seal Kit for CAV/Delphi 296 Pre-filter
    List Price
    £4.93 Ex VAT
    £5.92 Inc VAT
    Keypart Price
    £3.94 Ex VAT
    £4.73 Inc VAT
    In Stock

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  • 877767-R - Yanmar 4LH-HTZAY Diesel Engine CAV/Delphi 296 Fuel Filter Assembly
    877767-R
    CAV/Delphi 296 Fuel Filter Assembly
    List Price
    £136.00 Ex VAT
    £163.20 Inc VAT
    Keypart Price
    £108.80 Ex VAT
    £130.56 Inc VAT
    In Stock

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Electrical System

  • SND0399 - Yanmar 4LH-HTZAY Diesel Engine 12V Starter Motor Assembly - Replacement
    SND0399
    12V Starter Motor Assembly - Replacement
    List Price
    £124.34 Ex VAT
    £149.21 Inc VAT
    Keypart Price
    £111.91 Ex VAT
    £134.29 Inc VAT
    In Stock

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    129772-77200
    14V/55A Alternator Assembly - Genuine
    List Price
    £959.80 Ex VAT
    £1,151.76 Inc VAT
    Keypart Price
    £863.82 Ex VAT
    £1,036.58 Inc VAT
    Special Order Usually 7 - 9 Days

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  • 121850-42280-R - Yanmar 4LH-HTZAY Diesel Engine Drive Belt - Replacement
    121850-42280-R
    Drive Belt - Replacement
    List Price
    £23.94 Ex VAT
    £28.73 Inc VAT
    Keypart Price
    £19.15 Ex VAT
    £22.98 Inc VAT
    Low Stock

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  • 124060-39452-R - Yanmar 4LH-HTZAY Diesel Engine Oil Pressure Switch
    124060-39452-R
    Oil Pressure Switch
    List Price
    £12.92 Ex VAT
    £15.50 Inc VAT
    Keypart Price
    £11.63 Ex VAT
    £13.96 Inc VAT
    In Stock

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  • Awaiting
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    127610-91350
    Thermoswitch - Genuine
    List Price
    £45.78 Ex VAT
    £54.94 Inc VAT
    Keypart Price
    £41.20 Ex VAT
    £49.44 Inc VAT
    Special Order Usually 3 - 5 Days

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Repair Items

  • 119174-01340-R - Yanmar 4LH-HTZAY Diesel Engine Cylinder Head Gasket - 1.3mm Thick - Replacement
    119174-01340-R
    Cylinder Head Gasket - 1.3mm Thick - Replacement
    List Price
    £171.32 Ex VAT
    £205.58 Inc VAT
    Keypart Price
    £102.79 Ex VAT
    £123.35 Inc VAT
    In Stock

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  • Awaiting
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    119174-01330
    Cylinder Head Gasket - 1.2mm Thick - Genuine
    List Price
    £194.96 Ex VAT
    £233.95 Inc VAT
    Keypart Price
    £175.46 Ex VAT
    £210.55 Inc VAT
    Special Order Usually 3 - 5 Days

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  • Awaiting
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    119595-13200
    Exhaust Manifold Gasket - Genuine
    List Price
    £11.72 Ex VAT
    £14.06 Inc VAT
    Keypart Price
    £10.55 Ex VAT
    £12.66 Inc VAT
    Special Order Usually 3 - 5 Days

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  • Awaiting
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    119100-12113
    Intake Manifold Gasket - Genuine
    List Price
    £15.50 Ex VAT
    £18.60 Inc VAT
    Keypart Price
    £13.95 Ex VAT
    £16.74 Inc VAT
    Special Order Usually 3 - 5 Days

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Zinc Shaft Clamp Anodes - Seawater Use

  • 800500ZN - Yanmar 4LH-HTZAY Diesel Engine 3/4" Zinc Shaft Anode
    800500ZN
    3/4" Zinc Shaft Anode
    List Price
    £16.00 Ex VAT
    £19.20 Inc VAT
    Keypart Price
    £11.20 Ex VAT
    £13.44 Inc VAT
    In Stock

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  • 800502ZN - Yanmar 4LH-HTZAY Diesel Engine 25mm Zinc Shaft Anode
    800502ZN
    25mm Zinc Shaft Anode
    List Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Keypart Price
    £11.90 Ex VAT
    £14.28 Inc VAT
    In Stock

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  • 800503ZN - Yanmar 4LH-HTZAY Diesel Engine 1" Zinc Shaft Anode
    800503ZN
    1" Zinc Shaft Anode
    List Price
    £16.00 Ex VAT
    £19.20 Inc VAT
    Keypart Price
    £11.20 Ex VAT
    £13.44 Inc VAT
    Low Stock

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  • 800506ZN - Yanmar 4LH-HTZAY Diesel Engine 30mm Zinc Shaft Anode
    800506ZN
    30mm Zinc Shaft Anode
    List Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Keypart Price
    £11.90 Ex VAT
    £14.28 Inc VAT
    In Stock

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  • 800507ZN - Yanmar 4LH-HTZAY Diesel Engine 1-1/4" Zinc Shaft Anode
    800507ZN
    1-1/4" Zinc Shaft Anode
    List Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Keypart Price
    £11.90 Ex VAT
    £14.28 Inc VAT
    In Stock

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  • 800509ZN - Yanmar 4LH-HTZAY Diesel Engine 35mm Zinc Shaft Anode
    800509ZN
    35mm Zinc Shaft Anode
    List Price
    £18.00 Ex VAT
    £21.60 Inc VAT
    Keypart Price
    £12.60 Ex VAT
    £15.12 Inc VAT
    In Stock

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  • 800510ZN - Yanmar 4LH-HTZAY Diesel Engine 1-1/2" Zinc Shaft Anode
    800510ZN
    1-1/2" Zinc Shaft Anode
    List Price
    £18.00 Ex VAT
    £21.60 Inc VAT
    Keypart Price
    £12.60 Ex VAT
    £15.12 Inc VAT
    In Stock

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  • 800511ZN - Yanmar 4LH-HTZAY Diesel Engine 40mm Zinc Shaft Anode
    800511ZN
    40mm Zinc Shaft Anode
    List Price
    £22.00 Ex VAT
    £26.40 Inc VAT
    Keypart Price
    £15.40 Ex VAT
    £18.48 Inc VAT
    In Stock

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  • 800512ZN - Yanmar 4LH-HTZAY Diesel Engine 45mm Zinc Shaft Anode
    800512ZN
    45mm Zinc Shaft Anode
    List Price
    £23.00 Ex VAT
    £27.60 Inc VAT
    Keypart Price
    £16.10 Ex VAT
    £19.32 Inc VAT
    Please Contact for Stock Status

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  • 800513ZN - Yanmar 4LH-HTZAY Diesel Engine 50mm Zinc Shaft Anode
    800513ZN
    50mm Zinc Shaft Anode
    List Price
    £30.00 Ex VAT
    £36.00 Inc VAT
    Keypart Price
    £21.00 Ex VAT
    £25.20 Inc VAT
    Low Stock

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  • 800514ZN - Yanmar 4LH-HTZAY Diesel Engine 2" Zinc Shaft Anode
    800514ZN
    2" Zinc Shaft Anode
    List Price
    £30.00 Ex VAT
    £36.00 Inc VAT
    Keypart Price
    £21.00 Ex VAT
    £25.20 Inc VAT
    In Stock

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Chemicals

Please note: It is NOT possible to ship most liquids by air. Aerosols can ONLY be purchased by customers in England, Scotland and Wales.

  • LOCTITE-243-10ML - Yanmar 4LH-HTZAY Diesel Engine Loctite Threadlock 10ml
    LOCTITE-243-10ML
    Loctite Threadlock 10ml
    List Price
    £20.00 Ex VAT
    £24.00 Inc VAT
    Keypart Price
    £15.00 Ex VAT
    £18.00 Inc VAT
    In Stock

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  • LOCTITE-243-50ML - Yanmar 4LH-HTZAY Diesel Engine Loctite Threadlock 50ml
    LOCTITE-243-50ML
    Loctite Threadlock 50ml
    List Price
    £45.00 Ex VAT
    £54.00 Inc VAT
    Keypart Price
    £40.00 Ex VAT
    £48.00 Inc VAT
    In Stock

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  • ACT1822 - Yanmar 4LH-HTZAY Diesel Engine *AEROSOL* RP-90 Rapid Penetrating & Release Fluid 500ml (shipping restrictions apply - see above)
    ACT1822
    *AEROSOL* RP-90 Rapid Penetrating & Release Fluid 500ml (shipping restrictions apply - see above)
    Keypart Price
    £5.64 Ex VAT
    £6.77 Inc VAT
    Please Contact for Stock Status

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  • ACT1847 - Yanmar 4LH-HTZAY Diesel Engine *AEROSOL* SA-90 Industrial Strength Adhesive 500ml (Shipping restrictions apply - see above)
    ACT1847
    *AEROSOL* SA-90 Industrial Strength Adhesive 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £12.00 Ex VAT
    £14.40 Inc VAT
    Low Stock

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  • ACT1558 - Yanmar 4LH-HTZAY Diesel Engine *AEROSOL* Amaze Dash Plastic & Rubber Cleaner 500ml (Shipping restrictions apply - see above)
    ACT1558
    *AEROSOL* Amaze Dash Plastic & Rubber Cleaner 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £5.50 Ex VAT
    £6.60 Inc VAT
    In Stock

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  • ACT1839 - Yanmar 4LH-HTZAY Diesel Engine *AEROSOL* AC-90 Moisture Displacement & Lubricant 500ml (Shipping restrictions apply - see above)
    ACT1839
    *AEROSOL* AC-90 Moisture Displacement & Lubricant 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £7.03 Ex VAT
    £8.44 Inc VAT
    Low Stock

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  • ACT1947 - Yanmar 4LH-HTZAY Diesel Engine *AEROSOL* Supertrol 001 Heavy Duty Corrosion Protector 500ml - Ideal for corrosion protection of steel components in storage or in transit.
    ACT1947
    *AEROSOL* Supertrol 001 Heavy Duty Corrosion Protector 500ml - Ideal for corrosion protection of steel components in storage or in transit.
    Keypart Price
    £8.97 Ex VAT
    £10.76 Inc VAT
    Low Stock

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  • 40.083 - Yanmar 4LH-HTZAY Diesel Engine *AEROSOL* Yanmar Grey Metallic Aerosol Paint 400ml (Shipping restrictions apply - see above)
    40.083
    *AEROSOL* Yanmar Grey Metallic Aerosol Paint 400ml (Shipping restrictions apply - see above)
    List Price
    £12.00 Ex VAT
    £14.40 Inc VAT
    Keypart Price
    £9.00 Ex VAT
    £10.80 Inc VAT
    In Stock

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  • ACT1848 - Yanmar 4LH-HTZAY Diesel Engine *AEROSOL* TF-90 Fast Dry Cleaning Solvent & Degreaser 500ml (Shipping restrictions apply - see above)
    ACT1848
    *AEROSOL* TF-90 Fast Dry Cleaning Solvent & Degreaser 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £8.78 Ex VAT
    £10.54 Inc VAT
    Low Stock

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  • ACT1851 - Yanmar 4LH-HTZAY Diesel Engine *AEROSOL* Multi-Purpose Oil with Anti-rust 415ml - A must for Boats (Shipping restrictions apply - see above)
    ACT1851
    *AEROSOL* Multi-Purpose Oil with Anti-rust 415ml - A must for Boats (Shipping restrictions apply - see above)
    Keypart Price
    £5.78 Ex VAT
    £6.94 Inc VAT
    Low Stock

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Tools & Manuals

  • 33799-0000 - Yanmar 4LH-HTZAY Diesel Engine Oil Change Pump Kit (Universal)
    33799-0000
    Oil Change Pump Kit (Universal)
    List Price
    £75.00 Ex VAT
    £90.00 Inc VAT
    Keypart Price
    £63.00 Ex VAT
    £75.60 Inc VAT
    Please Contact for Stock Status

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Repair Kits

  • 828254-R - Yanmar 4LH-HTZAY Diesel Engine Rubber Stuffing Box for 25 mm Shaft with Sleeve Diameter of 42mm - Replacement
    828254-R
    Rubber Stuffing Box for 25 mm Shaft with Sleeve Diameter of 42mm - Replacement
    List Price
    £87.30 Ex VAT
    £104.76 Inc VAT
    Keypart Price
    £56.75 Ex VAT
    £68.10 Inc VAT
    In Stock

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  • 828422-R - Yanmar 4LH-HTZAY Diesel Engine Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Replacement
    828422-R
    Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Replacement
    List Price
    £105.00 Ex VAT
    £126.00 Inc VAT
    Keypart Price
    £78.75 Ex VAT
    £94.50 Inc VAT
    In Stock

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  • 828526-R - Yanmar 4LH-HTZAY Diesel Engine Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Replacement
    828526-R
    Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Replacement
    List Price
    £137.00 Ex VAT
    £164.40 Inc VAT
    Keypart Price
    £95.00 Ex VAT
    £114.00 Inc VAT
    In Stock

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  • 828527-R - Yanmar 4LH-HTZAY Diesel Engine Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Replacement
    828527-R
    Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Replacement
    List Price
    £157.00 Ex VAT
    £188.40 Inc VAT
    Keypart Price
    £100.00 Ex VAT
    £120.00 Inc VAT
    In Stock

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  • 828254 - Yanmar 4LH-HTZAY Diesel Engine Rubber Stuffing Box for 25 mm Shaft with Sleeve Diameter of 42mm - Genuine
    828254
    Rubber Stuffing Box for 25 mm Shaft with Sleeve Diameter of 42mm - Genuine
    List Price
    £87.30 Ex VAT
    £104.76 Inc VAT
    Keypart Price
    £78.57 Ex VAT
    £94.28 Inc VAT
    In Stock

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  • 828422 - Yanmar 4LH-HTZAY Diesel Engine Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Genuine
    828422
    Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Genuine
    List Price
    £105.00 Ex VAT
    £126.00 Inc VAT
    Keypart Price
    £94.50 Ex VAT
    £113.40 Inc VAT
    Low Stock

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  • 828526 - Yanmar 4LH-HTZAY Diesel Engine Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Genuine
    828526
    Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Genuine
    List Price
    £137.00 Ex VAT
    £164.40 Inc VAT
    Keypart Price
    £123.30 Ex VAT
    £147.96 Inc VAT
    In Stock

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  • 828527 - Yanmar 4LH-HTZAY Diesel Engine Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Genuine
    828527
    Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Genuine
    List Price
    £157.00 Ex VAT
    £188.40 Inc VAT
    Keypart Price
    £141.30 Ex VAT
    £169.56 Inc VAT
    Please Contact for Stock Status

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  • 3819724 - Yanmar 4LH-HTZAY Diesel Engine Rubber Stuffing Box For 1" Shaft with Sleeve Diameter of 1-3/4"- Genuine
    3819724
    Rubber Stuffing Box For 1" Shaft with Sleeve Diameter of 1-3/4"- Genuine
    List Price
    £90.50 Ex VAT
    £108.60 Inc VAT
    Keypart Price
    £81.45 Ex VAT
    £97.74 Inc VAT
    In Stock

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  • 828250 - Yanmar 4LH-HTZAY Diesel Engine 25G Tube Of Grease for Rubber Stuffing Box - Genuine
    828250
    25G Tube Of Grease for Rubber Stuffing Box - Genuine
    Keypart Price
    £3.70 Ex VAT
    £4.44 Inc VAT
    In Stock

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4LH-HTZAY Diesel Engine