It's "a" regardless of whether you mispronounce aitch or not.
HDi is an acronym, therefore not governed by normal grammatical rules, obviously.

For Sale: Bolt on IHI RHF5 kit SHINEY BITS INSIDE
|
« Next Oldest | Next Newest »
|
Possibly Related Threads… | |||||
Thread | Author | Replies | Views | Last Post | |
Turbochargers. RHF5 and K03 | Dum-Dum | 5 | 2,494 |
06-08-2016, 11:12 AM Last Post: Dum-Dum |
|
Bits for sale list inside | JamesG | 11 | 4,139 |
27-03-2014, 02:58 PM Last Post: JamesG |
|
More bits for sale **Photos INSIDE** | JamesG | 27 | 10,855 |
30-06-2013, 09:52 PM Last Post: JamesG |