SpeedFactor Ltd

BMW Heads

M52B28 $1350 inc GST
M54 $1250 inc GST

Both heads have been skimmed
M52 has had re-faced valves and valve seats.
New valve seals with cams installed.
Ready to be installed onto a block.

[email protected]
07 571 2297
3 ST John Street
Tauranga

B16B - Race Engine Short Block
Parts Inluded:
Knife Edge Crank
R&R steel lightweight rods
Wiseco Pistons.

Perfect for a race platform with the knife edge crank.
$4800 inc GST.
Bare Type R head available.
Assembling can be provided.

F80 M3 Carbon strut brace $500

M50B25 intake manifold $90

🔥 EXHAUST REPAIRS & CUSTOM FABRICATION 🔥

Got a blown-out exhaust? Rattles, leaks, or just want something that actually sounds as good as it looks?

At SpeedFactor, we’ve got you covered 👇

✅ Exhaust repairs (leaks, cracks, flexis, mounts)
✅ Custom exhaust fabrication
✅ Stainless & mild steel options
✅ Performance upgrades & turbo setups
✅ Clean welds & proper fitment every time

Whether it’s a quick fix or a full custom system like the ones pictured — we build it to your request.

📍 Based in Tauranga, Bay of Plenty
💬 Message us now to book in or get a quote

Make your car sound how it should. 🚗💨