All Pistols are Bulk L, all Rifles are Bulk 1, and both have Line and Unwieldy. They all have Critical Burn X, where X = the weapon's damage, and the weapon's damage type is always F. Syntax is Level Price Damage Range Usage, where Usage is in Petrol.
Flame Pistol, Ifrit-Class (this is the one in the CRB):
2 470 1d4 20 4
Flame Pistol, Salamander-Class:
8 5,180 2d4 20 5
Flame Pistol, Hellhound-Class:
12 21,150 4d4 25 8
Flame Pistol, Firedrake-Class:
15 77,130 6d4 30 10
Flame Pistol, Phoenix-Class:
18 221,440 9d4 30 10
Flame Rifle, Ifrit-Class (this is the one in the CRB):
2 490 1d6 25 5
Flame Rifle, Salamander-Class:
8 5,400 2d6 40 6
Flame Rifle, Hellhound-Class:
12 22,050 4d6 60 10
Flame Rifle, Firedrake-Class:
15 80,410 6d6 60 12
Flame Rifle, Phoenix-Class:
18 230,870 9d6 80 12