!!! Merry Christmas and Happy New Year 2025 !!!

Motor tuning BN1-BN2

 
Part No. Description Illustration
click to enlarge
 
Motor Tuning BN1-BN2
FKG_6200510000.png
ZK1AH/BN1-ALU aluminum cylinder head
Type: BN1, BN2 required quantities: 1
ZK1AH/BN1-AR fast road 4 cyl. aluminum head optimized combustion chamber, channels + high valve
Type: BN1, BN2 required quantities: 1
ZK1AH/BN1-FR full race 4 cyl. aluminum head, the same as ZK1AH/BN1-AR, but optimized for motorsport
Type: BN1, BN2 required quantities: 1
MD2AH/BN1R competition steel head gasket 3 layer
Type: BN1, BN2 required quantities: 1
ZK17AH/BN1R steel rocker pedestal & spacer set
Type: BN1, BN2 required quantities: 1
ZK19aTR6R washer 7/16“ , high tensile
Type: BN1, BN2 required quantities: 11
ZK23AH/44.5 inlet valve std size - comp. (44.5 mm)
Type: BN1, BN2 required quantities: 4
ZK23AH/46 inlet valve large - comp. (46 mm)
Type: BN1, BN2 required quantities: 4
ZK25AH/39.7 exhaust valve std. comp. (39.7 mm)
Type: BN1, BN2 required quantities: 4
ZK25AH/41 exhaust valve large - comp. (41 mm)
Type: BN1, BN2 required quantities: 4
M25AH/R steel flywheel 8ORG holes
Type: BN1, BN2 required quantities: 1
ZK27AH/BN1-B valve guide inlet bronze
Type: BN1, BN2 required quantities: 4
ZK28AH/BN1-B valve guide outlet bronze
Type: BN1, BN2 required quantities: 4
ZK30AH/BN1-HD* heawy duty valve springs 4 cyl., for camshaft to 7,2 mm stroke 90222
Type: BN1, BN2 required quantities: 1
ZK30AH/BN1-R* valve spring set - competition, for camshaft from 7,2 mm stroke 90222
Type: BN1, BN2 required quantities: 1
ZK32AH valve-cap for ZK30AH/BN1-HD / ZK30AH/BN1-R
Type: BN1, BN2 required quantities: 8
M35AH/BN1R competition head studs & nuts cyl. head
Type: BN1, BN2 required quantities: 1
ZK38AH/BN1R roller rocker kit
Type: BN1, BN2 required quantities: 1
ZK51AH/BN1 valve cap alu polished
Type: BN1, BN2 required quantities: 1
M100AH/BN1 alu oil pan
Type: BN1, BN2 required quantities: 1
M200AH/BN1 aluminium back plate
Type: BN1, BN2 required quantities: 1
M200AH/BN1S aluminium back plate to suit BN4 bellhousing
Type: BN1, BN2 required quantities: 1
M220AH/BN1-R valve push rod
Type: BN1, BN2 required quantities: 8
M221AH/BN1R cam followers - modified
Type: BN1, BN2 required quantities: 8
M303AH/BN1R pistons 10,5:1 / 88 mm
Type: BN1, BN2 required quantities: 1
M314AH/BN1R steel con rod 100/s type
Type: BN1, BN2 required quantities: 1
M314AH/BN1R-K steel rod set-for steel crank
Type: BN1, BN2 required quantities: 1
M501AH/R adjustable timing gear camshaft
Type: BN1, BN2 required quantities: 1
M511AH/BN1R steel crankshaft
Type: BN1, BN2 required quantities: 1
 
Hight performance camshaft
 
M280AH/BN1 280° hight performance camshaft, timing: 37/67-73/27 stroke: 7,15mm – for road engines
Type: BN1, BN2 required quantities: 1
M290AH/BN1 290° hight performance camshaft timing: 42/73-78/32 stroke: 7,84 mm – for good optimized engines + competition
Type: BN1, BN2 required quantities: 1
M300AH/BN1 300° hight performance camshaft, timing: 47/73-83/37, stroke: 8,22mm cam lift – for round courses
Type: BN1, BN2 required quantities: 1
M338AH/BN1-LM camshaft „Le-Mans“, timing: 24/64-59/29, stroke: 6,40 mm (0.252“)
Type: BN1, BN2 required quantities: 1

* for mounting you need ZK32AH valve-cap