When choosing a battery for the Alfa Romeo GT produced between 2003 and 2010, it is important to consider several technical and practical factors to ensure the car’s reliable operation and optimal performance, especially since the car was offered with a variety of engines, each with different electrical requirements. The Alfa Romeo GT did not feature a Start-Stop system throughout its production run, which simplifies your battery selection process, as you do not need to look for EFB or AGM types designed specifically for Start-Stop technology. Instead, the standard lead-acid (lead-acid) batteries remain the most appropriate and cost-effective choice for all engine variants in this model.
For the petrol engines, namely the 1.8 TS and 2.0 JTS units, the recommended battery capacity generally ranges between 60 and 65 ampere-hours (Ah), with a cold cranking amperage (CCA) between 540 and 640 amps. This specification is well-suited to handle the electrical demands of these engines, providing reliable starting power even during colder weather. You can look for batteries similar to Bosch S40 05, Bosch S50 05, Exide EA640, Exide EB620, Halfords HCB 027, Lucas LP027, Lucas LS027, Varta D15, or Varta D24, as these are examples of compatible models. Of course, these are just sample models and you should always verify the battery’s exact dimensions and terminal layout to ensure a perfect fit in your specific car.
If your Alfa Romeo GT is equipped with the powerful 3.2 GTA engine, the requirements are a bit higher. This engine needs a battery with a capacity between 71 and 74 Ah and a cold cranking amperage falling within the 670–750 amps range. This higher output is necessary to support the larger displacement and increased electrical load, especially at startup. In this case, suitable example batteries would include the Bosch S40 07, Bosch S50 07, Exide EA722, Exide EB712, Lucas LP100, Lucas LS100, Varta E38, or Varta E43. However, there is an additional consideration for the GTA: you must pay attention to the battery’s height. The engine bay in the GTA requires a battery with a reduced height of 175 mm. Installing a taller battery may interfere with the bonnet or other engine components, so always double-check this dimension before making your purchase.
The 1.9 JTD diesel version of the Alfa Romeo GT shares its battery requirements with the smaller petrol engines, with a recommended capacity of 60 to 65 Ah and a CCA of 540 to 640 amps. Diesel engines typically demand more starting power than petrol engines due to higher compression ratios, but in the case of the 1.9 JTD, these values are sufficient for reliable operation. As with the petrol variants, batteries like Bosch S40 05, Exide EA640, and Varta D24 serve as examples of compatible models, but be mindful to check your car’s specific requirements regarding size and terminal placement.
One interesting fact about the Alfa Romeo GT is that, despite its sporty image and the high-output GTA variant, the car’s electrical system remains relatively conventional. This means you do not need to invest in the latest battery technologies unless you have installed additional aftermarket electrical equipment, such as a high-powered audio system or other accessories that require extra power. Also, because the GT’s battery is located in the engine compartment, it is subjected to temperature fluctuations, so choosing a reputable battery brand with a good warranty can save you trouble in the long run.
Ultimately, when selecting a battery for your Alfa Romeo GT, always double-check the physical dimensions, capacity, and terminal layout to ensure proper fitment. While the models mentioned above are merely examples of compatible batteries, your final choice should take into account the car's engine variant, driving conditions, and climate. Remember, a well-chosen battery not only ensures reliable starts but also protects your car’s sensitive electronics and preserves the GT’s renowned Italian driving character.
Alfa Romeo GT was produced in the years 2003 – 2010. Below we present the specifications of batteries suitable for specific engines.
Basic parameters of batteries suitable for Alfa Romeo GT (2003-2010):
| Layout | Terminal types | Base hold-down |
|---|---|---|
| 0 – positive on the right side | 1 | B13 |
Alfa Romeo GT – petrol engines:
- 1.8 TS
- 2.0 JTS
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 S40 05 | 60 Ah 540 A | 242x175x190 mm | More |
| Bosch S5 S50 05 | 63 Ah 610 A | 242x175x190 mm | More |
| Exide Excell EB620 | 62 Ah 540 A | 242x175x190 mm | More |
| Exide Premium EA640 | 64 Ah 640 A | 242x175x190 mm | More |
| Halfords Standard HCB 027 | 62 Ah 550 A | 242x175x190 mm | More |
| Lucas Premium LP027 | 60 Ah 540 A | 243x175x190 mm | More |
| Lucas Supreme LS027 | 65 Ah 640 A | 242x175x190 mm | More |
| Varta Blue Dynamic D24 | 60 Ah 540 A | 242x175x190 mm | More |
| Varta Silver Dynamic D15 | 63 Ah 610 A | 242x175x190 mm | More |
Alfa Romeo GT – petrol engines:
- 3.2 GTA
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 S40 07 | 72 Ah 680 A | 278x175x175 mm | More |
| Bosch S5 S50 07 | 74 Ah 750 A | 278x175x175 mm | More |
| Exide Excell EB712 | 71 Ah 670 A | 278x175x175 mm | More |
| Exide Premium EA722 | 72 Ah 720 A | 278x175x175 mm | More |
| Lucas Premium LP100 | 72 Ah 680 A | 278x175x175 mm | More |
| Lucas Supreme LS100 | 74 Ah 750 A | 278x175x175 mm | More |
| Varta Blue Dynamic E43 | 72 Ah 680 A | 278x175x175 mm | More |
| Varta Silver Dynamic E38 | 74 Ah 750 A | 278x175x175 mm | More |
Alfa Romeo GT – diesel engines:
- 1.9 JTD
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 S40 05 | 60 Ah 540 A | 242x175x190 mm | More |
| Bosch S5 S50 05 | 63 Ah 610 A | 242x175x190 mm | More |
| Exide Excell EB620 | 62 Ah 540 A | 242x175x190 mm | More |
| Exide Premium EA640 | 64 Ah 640 A | 242x175x190 mm | More |
| Halfords Standard HCB 027 | 62 Ah 550 A | 242x175x190 mm | More |
| Lucas Premium LP027 | 60 Ah 540 A | 243x175x190 mm | More |
| Lucas Supreme LS027 | 65 Ah 640 A | 242x175x190 mm | More |
| Varta Blue Dynamic D24 | 60 Ah 540 A | 242x175x190 mm | More |
| Varta Silver Dynamic D15 | 63 Ah 610 A | 242x175x190 mm | More |
If you’re still unsure which battery fits your Alfa Romeo GT , or if you want to help others in their selection, please send us a photo of your current battery in the comment section at the bottom of the page. You can also send the picture to contact@whatbattery.co.uk (we will place it in the comments to also help other users). Be sure to specify the car model, year, type, as well as the engine capacity and power. We’ll do our best to assist you!