Restomod Reborn: Kawasaki KZ1000MK-II – BikeBound

Kawasaki KZ1000MKII Restomod

1105cc Kawasaki KZ1000MK-II by AC Sanctuary… 

The Kawasaki Z1000MK-II appeared in 1978, largely as a response to the Suzuki GS1000 and Honda CB900F. Generally known as the KZ1000MK-II in some markets, the machine had stunning new “edged” styling, however that wasn’t the one improve. The crank was rebalanced, with bigger journals for higher sturdiness, and the cams have been hotter, the carbs bigger, and the airbox and silencers each tuned.

Kawasaki KZ1000MKII Restomod

The outcome was a major bump in peak energy: 93 bhp at 8000 rpm. To compensate, Kawasaki additionally beefed up the headstock and adjusted the steering angle barely. Taken collectively, the adjustments have been substantial sufficient to warrant the Mark II designation, and the bike was successful within the showroom and on the circuit.

“When the Z1000MK-2 made its debut within the AMA superbike race championship, Freddie Spencer, who was nonetheless a highschool pupil, immediately gained 2 races. His successors, Eddie Lawson, and Wayne Rainey’s exceptional outcomes are recognized at this time as the start of the golden age of Kawasaki’s superbike racing.” –JB Energy

Kawasaki KZ1000MKII Restomod

Whereas many people miss the design and character of those 70s air/oil-cooled massive fours, the chassis engineering, suspension, brakes, and tires of the period had not advanced as shortly because the powerplants that drove them. That’s the place a males like Japanese grasp Hiroyuki Nakamura of AC Sanctuary have stepped in, creating gorgeous restomods that mix old-school energy and magnificence with trendy tech.

Kawasaki KZ1000MKII Restomod

We’ve lined a number of of Nakamura-san’s RCM (Radical Customized Manufacture) builds up to now, however this one is exclusive in that it’s a brand new remake of a construct greater than a decade outdated.

“This RCM-265 Z1000MK-II was manufactured round 2012 and was delivered to an proprietor residing in Okinawa Prefecture. Making an allowance for the damage and tear on the bike over time, the proprietor determined to make the leap and do a significant remake.”

Kawasaki KZ1000MKII Restomod

The bike was introduced again to the AC Sanctuary workshop, the place it was utterly overhauled…with some important upgrades.

“To begin with, the proprietor wished to transform to a solo seat, and together with that, the angle of the seat rail has been modified.”

Kawasaki KZ1000MKII Restomod

The rear shock mounts have been moved ahead, for extra aggressive dealing with and to permit fitment of the solo tail part.

Kawasaki KZ1000MKII Restomod

On the identical time, the unique tank was swapped for an aluminum but, and the bodywork was repainted in a sweet lime inexperienced with carbonlike graphics.

Kawasaki KZ1000MKII Restomod

Subsequent up was the engine, which was utterly disassembly and rebuilt with bigger Pistal Racing pistons (1105cc / 11:1 compression), Internet Stage 1 cams, and a 6-speed transmission. The massive four-cylinder breathes via Yoshimura TMR carbs and a trick hand-bent titanium exhaust courtesy of Nitro Racing.

To haul down the inexperienced monster, Brembo brakes have been fitted, and the bike is rolling on a set of 17-inch OZ Racing wheels designed for the ZRX1200, clad in Bridgestone S21 rubber (120/70-17 F / 180/50-17 R).

On the take a look at experience, Nakamura-san mentioned the bike feels utterly totally different from earlier than — far more dynamic — however that isn’t the one manner this bike has bike has been improved.

“Nevertheless it’s not nearly dynamic efficiency. For instance, for practicality on the road, a brand new accent compartment has been added to the one seat. There’s a plate that may be simply opened and closed on the rear backrest half the place you sit…the big area inside the one seat can be utilized as a cupboard space for small objects.”

Kawasaki KZ1000MKII Restomod

Nakamura-san says that his workshop doesn’t underestimate such advantages for riders, as they need RCM homeowners to proceed using their bikes for a very long time. Clearly, this fortunate proprietor rode his construct a lot over the last decade that it was due for an overhaul, and the bike has been remade and reworked right into a machine he can proceed to get pleasure from for years to return.

Kawasaki KZ1000MKII Restomod

Construct Sheet


Body Authentic body reinforcement ST-II Suitable with drive chain line offset
Aluminum seat rail, one-off
Powder coating after blasting
Drive chain offset inline processing
Steering stem SCULPTURE stem package SP TYPE-1
Entrance fork Typical Ohlins Ф43 E×M bundle
Entrance wheel OZ Racing PIEGA for ZRX1200 3.50-17
Entrance brake Brembo Radial 484
(Grasp) Brembo Radial Φ19×18
(Brake hose) Allegri brief system
(Disc) RCM idea Ф320 HOLE&SLIT
(Assist) SMB radial mount caliper help
Entrance fender NITRO RACING Ceiling Fender KIT (TYPE Racing, Carbon)
Swing arm SCULPTURE R.C.M large swingarm Monaca sort stabilizer
Racing stand hook
Rear shock Ohlins Legend Twin
Rear wheel OZ Racing PIEGA for ZRX1200 5.50-17
Rear brake Brembo CNC caliper
(Grasp) NISSIN Φ14
(Brake hose) Allegri brief system
(Disc) Sunstar Ф250 HOLE&SLIT
(Assist) SMB
(Torque rod) SMB inflexible mount
Tires (Entrance) Bridgestone S21 120/70-17
(Rear) Bridgestone S21 180/50-17
Drive chain EK530RCM
Sprocket (Entrance) 530-19 flat sort
(Rear) Sunstar 530-43
Chain line Regular mm85 → 23mm offset to 108mm
Different Sanctuary Mechanic Model D Chain Slider


sheet Authentic
Drive sprocket cowl NITRO RACING TYPE-2
Clutch Grasp Brembo Radial Φ16×18
Clutch hose Allegri Sholto System
Paint YF Design
Different ・TOMOFRP single seat cowl & higher cowl for Z1-R
・Magical racing mirror
・NITRO RACING beneath cowl

Consumption/exhaust/cooling/electrical system

EX muffler NITRO RACING Hand-bent titanium EX (brief tail) warmth polish
Silencer Straight Ⅴ-3 320mm
Carburetor Yoshimura TMR-MJNΦ38 twin stack funnel
Gasoline cock PINGEL
Ignition system AS Uotani SP2
Cooling system Nitro 11 inch 13 stage spherical oil cooler
Bore/stroke 73mm/66mm
displacement 1,105cc
Piston producer Pistal Racing 11.0:1
Crank Centering correction
Cylinder PAMS Boring & honing after changing EST liner
High floor minimal worth grinding
Clutch Clutch housing Z1000 POLICE real full conversion
Mission 6-speed cross mission + EVO system
Crankcase Pumping loss processing
Valve IN PAMS HF valve
Valve EX PAMS HF valve
Valve information Sintered alloy oversize valve information
Valve seat Sheet reduce processing
Cylinder head Decrease floor minimal worth floor grinding
Cam chain EK cam chain
Timing components SMB inflexible loafer all-one bundle
Cylinder stud SMB Chromoly cylinder stud bolt
Cylinder head nut SMB Chromoly nut
Camshaft WEB ST-1

Comply with AC Sanctuary

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