Collection: Big bore kit / Cylinder
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STD Cylinder Head Nut Set Mid-Type 17.5mm 12pcs Z1 Z2 KZ900 Z750 Z750D1 KZ1000 KZ1000MK2 Z750FX Z1-R KZ1000LTD
Vendor:エムテック・中京(MRS)Regular price ¥10,506Regular priceUnit price / per¥11,000Sale price ¥10,506Sale -
STD Cylinder Head Nut Set Early Model 15.5mm 12pcs Z1 Z2 KZ900 Z750 Z750D1 KZ1000 KZ1000MK2 Z750FX Z1-R KZ1000LTD
Vendor:エムテック・中京(MRS)Regular price ¥10,506Regular priceUnit price / per¥11,000Sale price ¥10,506Sale -

Cylinder Head Nut Set 18.5mm 12 pcs Z1 Z2 KZ900 Z750 Z750D1 KZ1000 KZ1000MK2 Z750FX Z1-R KZ1000LTD
Vendor:エムテック・中京(MRS)Regular price ¥15,689Regular priceUnit price / per¥17,600Sale price ¥15,689Sale -
Ceramic Big Bore Kit 57mm/115cc APE100
Vendor:KN企画(KN KIKAKU)Regular price ¥20,813Regular priceUnit price / per¥19,690Sale price ¥20,813 -
Ceramic Big Bore Kit 53.5mm/80cc for Ape 50 / XR50
Vendor:KN企画(KN KIKAKU)Regular price ¥16,162Regular priceUnit price / per¥15,290Sale price ¥16,162 -
Cylinder Head for 47mm S1007 Street Magic, Let's/S, Verde ZZ, Sepia ZZ, Sepia/RS, HIUP/R, Address V/Tune, Address/EX
Vendor:KN企画(KN KIKAKU)Regular price ¥4,535Regular priceUnit price / per¥4,290Sale price ¥4,535 -
Head Gasket Zephyr Kai - 512cc
Vendor:ポッシュフェイス(POSH Faith)Regular price ¥5,043Regular priceUnit price / per¥5,500Sale price ¥5,043Sale -
S-Stage Big Bore Kit 80cc (with camshaft) APE50 (FI)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥38,486Regular priceUnit price / per¥44,550Sale price ¥38,486Sale -
S-Stage Bore Up Kit (Camshaft-less) Ape50/XR50 Motard/CB50 (53.5mm/80cc)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥27,041Regular priceUnit price / per¥29,480Sale price ¥27,041Sale -
S-Stage Eco Bore Up Kit 88cc H-Cylinder Camshaft-less Monkey/Gorilla/BAJA/Jazz/Magna 50/Benly/DAX/Cub/XR50R/CRF50F
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥28,978Regular priceUnit price / per¥30,800Sale price ¥28,978Sale -
17R-Stage E Head Kit, Entry Model for Monkey/Gorilla/CD50/CL50/Benly/DAX50/Cub, etc.
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥44,863Regular priceUnit price / per¥48,180Sale price ¥44,863Sale -
S-Stage Bore Up Kit 80cc with Sport Camshaft for Ape 50/XR50 Motard/CB50J/CB50SA/CB50SB
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥35,035Regular priceUnit price / per¥39,380Sale price ¥35,035Sale -
S-Stage Big Bore Kit 138cc with Camshaft XTZ125/YX125DX/YB125SP
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥38,164Regular priceUnit price / per¥42,900Sale price ¥38,164Sale -
S-Stage Bore Up Kit 138cc Without Camshaft XTZ125/YX125DX/YB125SP
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥24,623Regular priceUnit price / per¥26,400Sale price ¥24,623Sale -
S-Stage 138cc Bore Up Kit, No Camshaft, Z125 PRO
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥35,289Regular priceUnit price / per¥37,290Sale price ¥35,289Sale -
Cylinder Kit (SCUT/138cc) 12V-Monkey (Superhead 4-Valve Head only)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥64,662Regular priceUnit price / per¥74,800Sale price ¥64,662Sale -
Piston Kit Monkey (FI) R-Stage Bore&Stroke Up 106cc
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥27,943Regular priceUnit price / per¥29,700Sale price ¥27,943Sale -
e-Stage Bore Up Kit (81cc) for 12V Monkey/Gorilla (Camshaft Not Included)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥23,803Regular priceUnit price / per¥25,300Sale price ¥23,803Sale -
S-Stage Bore Up Kit (57mm/115cc) APE100
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥42,011Regular priceUnit price / per¥46,200Sale price ¥42,011Sale -
S-Stage Bore Up Kit (Oil Cooler Outlet Cylinder / 88cc) for FI-Monkey
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥40,771Regular priceUnit price / per¥46,750Sale price ¥40,771Sale -
S-Stage Bore-Up Kit (88cc) for DAX70 Engine
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥39,767Regular priceUnit price / per¥43,780Sale price ¥39,767Sale -
Hyper S-Stage+D Bore Up Kit (Scat) for XR50R/CRF50F (φ57mm/106cc/Decomp)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥57,592Regular priceUnit price / per¥68,200Sale price ¥57,592Sale -
S-Stage Bore Up Kit (81.2cc/Camshaft Included) for Cub 50 (AA04)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥38,370Regular priceUnit price / per¥42,900Sale price ¥38,370Sale -
S-Stage Bore Up Kit (81.2cc / without camshaft) Cub 50 (AA04)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥28,978Regular priceUnit price / per¥30,800Sale price ¥28,978Sale -
Cylinder Kit (HA-Type/Forged/124cc) 12V-Monkey (Super Head 4-Valve +R Exclusive)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥66,971Regular priceUnit price / per¥80,080Sale price ¥66,971Sale -
Cylinder Kit (HA-Type/124cc) for 12V Monkey (Super Head 4-Valve +R exclusive)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥67,430Regular priceUnit price / per¥77,880Sale price ¥67,430Sale -
Cylinder Kit 88cc 2.6ps-Monkey (R-Stage+D specific) H-Cylinder
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥38,922Regular priceUnit price / per¥41,800Sale price ¥38,922Sale -
Cylinder Kit 88cc 12V Monkey (for R-Stage+D only)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥37,095Regular priceUnit price / per¥41,800Sale price ¥37,095Sale -
Cylinder Kit (SCUT/106cc) 12V Monkey/CRF50F/CRF70F (For R-Stage +D only)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥45,737Regular priceUnit price / per¥52,580Sale price ¥45,737Sale -
Cylinder Kit (with Oil Filler Boss/88cc) for FI-Monkey (R-Stage Head exclusive)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥39,434Regular priceUnit price / per¥42,350Sale price ¥39,434Sale -
Cylinder Kit (88cc) for Monkey (FI) / Cub (FI) (R-Stage Head exclusive)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥39,434Regular priceUnit price / per¥42,350Sale price ¥39,434Sale -
Cylinder Kit DOHC (Scat/106cc) 12V-Monkey
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥50,200Regular priceUnit price / per¥57,750Sale price ¥50,200Sale -
Racing Cylinder Kit (Super Head +R/100cc) Monkey, Gorilla
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥51,425Regular priceUnit price / per¥59,180Sale price ¥51,425Sale -
Cylinder Kit (φ59/138.3cc) KSR/KLX (for 4-Valve Head only)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥40,765Regular priceUnit price / per¥47,300Sale price ¥40,765Sale -
Cylinder Kit (53.5mm/111cc) CD90 (R-Stage+D)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥39,434Regular priceUnit price / per¥42,350Sale price ¥39,434Sale -
Piston Kit (125cc/SCUT) 12V Monkey (Super Head +R Exclusive)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥21,338Regular priceUnit price / per¥22,550Sale price ¥21,338Sale -
Piston Kit (4SM/148cc) for Complete Engine (Superhead+R)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥21,032Regular priceUnit price / per¥22,550Sale price ¥21,032Sale -
Piston Kit (CSM-147) Complete
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥24,838Regular priceUnit price / per¥26,400Sale price ¥24,838Sale -
Piston Kit 95cc (Limited Edition) 12V Monkey (Super Head +R exclusive)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥15,469Regular priceUnit price / per¥15,950Sale price ¥15,469Sale -
Piston Kit (88cc) 12V Monkey (R-Stage+D Exclusive)
Vendor:スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)Regular price ¥19,865Regular priceUnit price / per¥20,900Sale price ¥19,865Sale























