About our Carbs
We are the North American Distributor for Mikuni PHH carbs and parts. We ship worldwide. If you don't see what you need, drop us a line and ask. We are a stocking distributor for 40mm, 44mm, and even the 50mm PHH automotive sidedraft carbs.
All carb listings are pairs unless otherwise noted - Triples can be setup for Z-cars by request. See our custom carb and manifold gallery where the carbs are completely rebuilt, custom jetted and venturied to your application, mounted with refurbished insulators w/new o-rings. Ready to bolt on and go. Complete packages include 2 extra sets of jets and a copy of the Mikuni Tuning and Maintenance manual .50mm Race Carbs
50mm Race Carbs
A Pair of refurbed /Rebuilt 50's, (no linkage, no air horns but are available as extras .....................................$1400
50mm Setups
TRIPLE 50’S ON A DATSUN COMPETITION L6 MANIFOLD WITH Linkage COMPLETE!
The ultimate race setup, especially for vintage….....................................$2450
Dual 50’S ON AN ORIGINAL, DATSUN COMPETITION L4 MANIFOLD WITH ALL NEW EVERYTHING!!
Refurbed carbs , insulators, Original Linkage setup The ultimate race setup, especially for vintage…......................$1850
44mm Carbs
44mm Carbs
2 BRAND NEW OLD STOCK 44mm CARBS
Box Stock, not modified, with Linkage and Air Horns...............................................................SOLD
44mm Mikuni's - Completely rebuilt
excellent shape, ready to go, no linkage, no air horns but in stock and available....................................$ 750.00
44mm Mikuni's - competition prepared
completely rebuilt, comp jetted - excellent shape, ready to go...no air horns or linkage but available.........$ 975.00
44mm setups
Competition Prepared 44 Mikuni's DOUBLES on long runner ORIGINAL Gerolamy Datsun Comp Manifold
with insulators & horns, New jets, jet blocks, Comp Jetted et al for 4 Cylinder motors........$ 1350.00
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U20 Roadster setup with Refurbed Mikuni/ Solex 44's on Roadster manifold
Ready to bolt on and go. NOS 50mm horns. OEM refurbed linkage, cable standoff, Insulators on a completely refurbed Manifold and water tube. This setup is 100% Datsun Roadster stuff!! Make that Roadster restoration 100 point!
............................................$ 1850.00
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40mm Carbs
40mm CARBS
40mm Mikuni's - Completely rebuilt, excellent shape, ready to go................$ 625.00
40mm Mikuni's - competition prepared completely rebuilt comp jetted - excellent shape, ready to go....See Pix....$ 975.00
2 BRAND NEW OLD STOCK 40mm CARBS,.........................................$1000.
4 Cylinder Datsun Manifolds
4 Cylinder Datsun Manifolds
Early FIA Manifold - Bare W/cap 14002-22010................................................................$ 200.00
NAPS Z dual sidedraft manifold, excellent used shape, no linkage.............$300
Z20, Z22, Z24
Mikuni 4 cylinder L-series w/Linkage...........................................................$350
Cannon Style long runner L-series w/linkage................................................$325
Kameari Long runner setup COMPLETE w/Linkage, gaskets, Link Rod Ass'y's
BRAND NEW as shown, Lists for $500.......................................................$425
6 Cylinder Datsun Manifolds
6 Cylinder Datsun Manifolds
None available right now
Other Manifolds
OTHER Manifolds Available:
These are other than Nissan/Datsun manifolds we have available for sidedraft carbs. If it says w/linkage, this is manifold linkage only.
Toyota
20R w/linkage
22R w/linkage
2TC/3TC
18RG
BMW
1600-2002
2002 Kormann
Mazda
12A
13B Upper
MGB Single sidedraft
VW Water Cooled 8 Valve w/linkage
Mikuni Carb Parts
MIKUNI CARB PARTS & ACCESSORIES
We are the North American Distributor for Mikuni PHH carbs and parts. We ship worldwide. 
If you don't see what you need, drop us a line and ask.
We are stocking distributor for 40mm, 44mm, and even the 50mm PHH automotive sidedraft carbs.
We are also a stocking distributor for Bill's B Racing Stack filters made exclusively for OEM Mikuni Airhorns.
Virtually every part is in stock. Let us know your needs.
WE HAVE MIKUNI JETS, CHOKES, VENTURIS, NEEDLE VALVES, INTAKE HORNS & MORE!!!!!!
We have all the Gaskets and Needle/Seats & Floats for 50mm carbs - in stock!!!
We also do competition prep to Mikuni carbs and Nissan Motorsports insulators. Ask for details.
| Examples: | 40mm Carbs | 44mm Carbs 50mm Carbs |
| 30mm Venturis 32mm Venturis 34mm Venturis 36mm Venturis |
34mm Venturis 38mm Venturis |
40 & 44mm carb venturis are OEM stock pieces @ $18 each, $72/set of 4
50mm Carb Venturis are custom WCR Billet units @ $125/set of 4 (can also be opened up to 39, 40, 42, 44, 45 size @ additional cost)
Mikuni Carb Diagrams, Parts, & Gasket Lists
Main Fuel Jets and Air Jets are $ 4.00 /ea
Pilot (Idle) Jets are $ 4.00/ea
Pump Jets are $ 6.00/ea
Needle valves for both 40's and 44's - 1.8 size and 2.0 size are $ 20 /ea S4 & Type Q are $27.50Accel Pump Diaphragms are $20 ea
Intake Horns for 44’s Carb sizes:
50 mm $30 each or $ 115/set of 4 Stack filters for these OEM MIKUNI Airhorns are $40 per pair.
Filter fits on air horn bell using patented lip lock technology with ![]()
radiased entry for great signal and air flow. Three layer stainless steel
filtering down to .009 with virtually no air flow restrictions.
Jet Blocks are $ 24/ea
K&N Style cleanable element filters in Chrome Housing...1 3/4" tall $35 ea, - 3" tall $40 ea (will not allow airhorns underneath)
Copy of the Mikuni Service Manual - Maintenance and tuning, doesn't get any more in depth than this!........$ 10.00
MIKUNI FACTORY REBUILD KITS FOR 40's or 44's are $25/carb. Kits do not include pump diaphragms or needle/seats.





