A1246 12V 50A Alternator Fits Bukh Marine 2G105, Bukh Marine 3G105
£135.00 – £216.00Price range: £135.00 through £216.00
Identify a replacement alternator using Sahibs A1246, listed at 12V 50A. Listed applications include selected Bukh Marine 2G105, Bukh Marine 3G105, Bukh Marine 4K105, Bukh Marine 6K105 models. Identification references include Lucas LRA01246, Bosch 120400778, Valeo 100605. Its listed 12V 50A rating provides an electrical matching point for your existing unit. Check the single-groove pulley, connections and mounting arrangement. Check the current condition options and availability before purchase. Match the exact engine and production details before ordering. Buy your A1246 replacement alternator online from Sahibs Auto Electrics for UK delivery or Click & Collect.
Product Specification
| Description | Value |
|---|---|
| AMP | 50 A |
| Volt | 12 V |
| No. of Grooves | 1 qty |
| Pulley Diameter | 46 mm |
| Mounting holes | 2 qty |
| B+ | M6 |
| Insulated Return | No |
| Water cooled | No |
| Vacuum pump | No |
| Start/Stop | No |
| Weight | 4.38 Kg |
Cross Reference
| Reference Number | Brand |
|---|---|
| DYA1246 | Dyno Electrics |
| 120400778 | Bosch |
| 120489779 | Bosch |
| 100605 | Valeo |
| 110048 | HC-Cargo |
| 111397 | HC-Cargo |
| 12411N | WAI |
| 12411R | WAI |
| 13059N | WAI |
| 13068N | WAI |
| 14201923 | AES |
| 2518039 | Valeo |
| 2518040 | Valeo |
| 2541191 | Valeo |
| 2541191B | Valeo |
| 2541451 | Valeo |
| 2541663 | Valeo |
| 2541827 | Valeo |
| 3803260 | Volvo |
| 3803444 | Volvo |
| 436378 | Valeo |
| 436638 | Valeo |
| 436676 | Valeo |
| 439067 | Valeo |
| 439181 | Valeo |
| 439185 | Valeo |
| 510819 | Valeo |
| 518039 | Valeo |
| 541451 | Valeo |
| 541663 | Valeo |
| 541827 | Valeo |
| 592772 | Valeo |
| 66021151 | Prestolite |
| 66021151M | Prestolite |
| 66021151MS | Prestolite |
| 712190030 | Steyr |
| 815019055 | PSH |
| 834610 | Volvo |
| 834965 | Volvo |
| 841765 | Volvo |
| 858838 | Prestolite |
| 872018 | Volvo |
| 872019 | Volvo |
| 90203546 | Wilson |
| 90214507 | Wilson |
| 9AR2738P | Motorola |
| A13N147M | Valeo |
| A13N148M | Valeo |
| A13N149M | Valeo |
| A13N186M | Valeo |
| A13N1M | Valeo |
| A13N234 | Valeo |
| A13N259 | Valeo |
| A13N259M | Valeo |
| A13N285 | Valeo |
| A13N285M | Valeo |
| A13N2M | Valeo |
| A13N35M | Valeo |
| A13N57M | Valeo |
| A13N66M | Valeo |
| ALT14051 | Wood Auto |
| ALT14279 | Wood Auto |
| ALT14348 | Wood Auto |
| ALT33001 | Wood Auto |
| CA1192IR | HC-Parts |
| CA742IR | HC-Parts |
| DRA1339 | Delco Remy |
| DRA3623 | Delco Remy |
| F032111397 | HC-Cargo |
| HCA1192IR | HC-Parts |
| LRA01179 | Lucas |
| LRA01192 | Lucas |
| LRA01246 | Lucas |
| LRA01439 | Lucas |
| LRA01656 | Lucas |
| LRA1179 | Lucas |
| LRA1192 | Lucas |
| LRA1246 | Lucas |
| LRA1439 | Lucas |
| LRA1656 | Lucas |
| MA910 | Dixie |
| PRE66021151MS | Wood Auto |
| RNLA13N147M | RNL |
| SDRA3623 | Delco Remy |
| SPEX4496 | Wood Auto |
| VAL439067 | Wood Auto |
| VAL439181 | Wood Auto |
| VAL439185 | Wood Auto |
| VALA13N147M | Wood Auto |
| VALA13N234 | Wood Auto |
| VALA13N259 | Wood Auto |
| VALA13N285 | Wood Auto |
| WOOALT14279 | Wood Auto |
| WOOALT14348 | Wood Auto |
| WOOALT33001 | Wood Auto |
Alternative Parts
| Alternative Part | Current Description | Alternative Description | Direct Alternative |
|---|---|---|---|
| A1656 | 50A | 60A | Yes |
| A1179 | Placing of terminals | Placing of terminals | No |
Vehicle Applications
| Brand | Model | Engine | Engine Code | Series | Model Type | Type | Year |
|---|---|---|---|---|---|---|---|
| BUKH MARINE | 2G105 | 2250ccm Diesel | 1975 - 1979 | ||||
| BUKH MARINE | 3G105 | 3380ccm Diesel | 1975 - 1979 | ||||
| BUKH MARINE | 4K105 | 4500ccm Diesel | 1974 - 1981 | ||||
| BUKH MARINE | 6K105 | 6750ccm Diesel | 1974 - 1979 | ||||
| BUKH MARINE | DV10 | 0ccm Diesel | |||||
| BUKH MARINE | DV20 | 0ccm Diesel | |||||
| BUKH MARINE | DV24 | 0ccm Diesel | |||||
| BUKH MARINE | DV24ME | 0ccm Diesel | |||||
| BUKH MARINE | DV36 | 0ccm Diesel | |||||
| BUKH MARINE | DV48 | 0ccm Diesel | |||||
| VOLVO PENTA | 2001 | 0ccm Diesel | 1984 - 1993 | ||||
| VOLVO PENTA | 2002 | 0ccm Diesel | 1983 - 1993 | ||||
| VOLVO PENTA | 2003 | 0ccm Diesel | 1983 - 1993 | ||||
| VOLVO PENTA | 2003 Turbo | 0ccm Diesel | 1983 - 1993 | ||||
| VOLVO PENTA | AQ120 | 0ccm Diesel | |||||
| VOLVO PENTA | AQ145 | 0ccm Diesel | 1979 - 1985 | ||||
| VOLVO PENTA | AQ200 | 0ccm Diesel | |||||
| VOLVO PENTA | AQ290 | 0ccm Diesel | |||||
| VOLVO PENTA | MD11 | 1.2 (0ccm) Diesel | 1975 - 1983 | ||||
| VOLVO PENTA | MD17 | 1.6 (0ccm) Diesel | 1975 - 1984 | ||||
| VOLVO PENTA | MD21 | 0ccm Diesel | 0 - 1981 | ||||
| VOLVO PENTA | MD30 | 0ccm Diesel | 1983 - 1986 | ||||
| VOLVO PENTA | MD32 | 0ccm Diesel | 0 - 1977 | ||||
| VOLVO PENTA | MD3B | 0ccm Diesel | 1971 - 1975 | ||||
| VOLVO PENTA | MD5 | 0ccm Diesel | 1975 - 1981 | ||||
| VOLVO PENTA | MD7B | 0ccm Diesel | 1981 - 1983 | ||||
| VOLVO PENTA | TAMD30 | 0ccm Diesel | 1983 - 1986 | ||||
| VOLVO PENTA | TMD30 | 0ccm Diesel | 1983 - 1986 | ||||
| VOLVO PENTA | TMD40 | 0ccm Diesel | 1977 - 1986 |
Description
A1246 Replacement Alternator
Choose a replacement by comparing the A1246 alternator and its Lucas reference, LRA01246, with your existing unit. The listed electrical rating is 12V 50A. An alternator maintains battery charge and supplies electrical power while the engine runs. Applications include selected Bukh Marine 2G105 2250ccm Diesel variants.
Key Features and Benefits
- 12V electrical system: match the vehicle voltage before selecting a unit.
- 50A output: compare the listed rating with the original alternator.
- Single-groove pulley: check belt profile and alignment against the existing unit.
- 2 mounting holes: compare the fixing pattern and unit position.
- M6 B+ terminal: check the connection against the original unit.
Compatible Vehicles and Applications
- Bukh Marine 2G105 2250ccm Diesel – selected applications 1975–1979.
- Bukh Marine 3G105 3380ccm Diesel – selected applications 1975–1979.
- Bukh Marine 4K105 4500ccm Diesel – selected applications 1974–1981.
- Bukh Marine 6K105 6750ccm Diesel – selected applications 1974–1979.
- Bukh Marine DV10.
- Bukh Marine DV20.
These are selected applications, not the complete fitment list. Check the detailed vehicle compatibility table, engine code and production year, then compare the original unit before ordering.
OE Numbers and Cross-Reference Information
The following cross-reference numbers are associated with A1246. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.
120400778, 120489779, 100605, 2518039, 2518040, 2541191, 2541191B, 2541451, 2541663, 2541827, 436378, 436638, 436676, 439067, 439181, 439185, 510819, 518039, 541451, 541663, 541827, 592772, A13N147M, A13N148M, A13N149M, A13N186M, A13N1M, A13N234, A13N259, A13N259M, A13N285, A13N285M, A13N2M, A13N35M, A13N57M, A13N66M, LRA01246, LRA01179, LRA01192, LRA01439, LRA01656, LRA1179, LRA1192, LRA1246, LRA1439, LRA1656, DRA1339, DRA3623, SDRA3623, 66021151, 66021151M, 66021151MS, 858838
The full manufacturer cross-reference and OE listings are available elsewhere on this page. Confirm whether a number is an OE or aftermarket reference when comparing the original unit.
When Should You Replace Your Alternator?
Charging warning lights, repeated loss of battery charge, dim or fluctuating lights and inconsistent electrical operation can indicate a charging-system problem. Battery condition, wiring and the drive belt can produce similar symptoms; arrange a diagnostic check before replacing the alternator.
Why Buy from Sahibs Auto Electrics?
Sahibs Auto Electrics is a UK automotive electrical parts specialist supplying alternators and starter motors. Ask for help identifying A1246 using the existing part number and vehicle details. Check the current condition options and availability before purchase. Buy online for UK delivery or Click & Collect, checking the current order arrangements.
Frequently Asked Questions
Will A1246 fit my Bukh Marine 2G105?
Bukh Marine 2G105 2250ccm Diesel (1975–1979) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.
Does A1246 replace Lucas LRA01246?
Lucas LRA01246 is a listed identification reference. Compare it with the original unit and specifications; a cross-reference does not guarantee compatibility by itself.
What specifications are listed for A1246?
The listed details include 12V, 50A output, 1 pulley groove. Compare the complete specifications on this page with the unit being replaced.
Is A1246 new or remanufactured?
Check the current product condition selection for A1246. Confirm the supplier and availability of the option you want before completing the order.
What should I compare before ordering A1246?
Compare 12V compatibility, 50A output, pulley configuration, mounting points and electrical connections with the original alternator.
Does a battery warning light prove the alternator has failed?
No. Battery, belt, wiring and control faults can also affect charging. Use a charging-system test to establish the cause before ordering a replacement.






