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

Motor Tuning BN4,6-7,BT7,BJ7-8

Motor Tuning BN4, BN6, BN7, BT7, BJ7, BJ8

Part No. Description Illustration
click to enlarge
 
Motor Tuning BN4, BN6, BN7, BT7, BJ7, BJ8
FKG_6201010000.png
ZK1AH/ALU aluminum cylinder head
Type: BN4 > CE48863-BJ8 required quantities: 1
ZK1AH/AR fast road aluminum 4 cyl. head optimized combustion chamber, channels + high valve
Type: BN4 > CE48863-BJ8 required quantities: 1
ZK1AH/FR full race 4 cyl. Ali. Head the same as ZK1AH/AR but optimized for motorsport
Type: BN4 > CE48863-BJ8 required quantities: 1
M15SPTMK3R flywheel bolts
Type: BN4-BJ8 required quantities: 4
ZK17AH/R steel rocker pedestal & spacer set
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 1
ZK19TR6R uprated cylinder head nut
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 16
ZK19aTR6R washer , high tensile
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 16
ZK23AH/44.5 valve inlet Ø 44.5mm competition
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 6
ZK23AH/46 valve inlet Ø 46 mm competition
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 6
ZK25AH/39.7 valve outlet Ø 39.7 mm competition
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 6
ZK25AH/41 valve outlet Ø 41.0 mm competition
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 6
M25AH/R steel flywheel 8ORG holes
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 1
ZK27AH/B valve guide inlet bronze
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 6
ZK28AH/B valve guide outlet bronze
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 6
ZK30AH/HD heawy duty valve springs; for camshaft to 7,2mm stroke
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 1
ZK30AH/R valve spring set - comp; for camshaft from 7,2 mm stroke
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: 1
ZK30AH/.010" valve spring shim 0.010“/0.25 mm outer-Ø 15,09 mm
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: A/R
ZK30AH/.010"L valve spring shim 0.010“/0.25 mm outer-Ø 16,26 mm
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: A/R
ZK30AH/.015" valve spring shim 0.015“/0.38 mm outer-Ø 15,09 mm
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: A/R
ZK30AH/.020" valve spring shim 0.020“/0.51 mm outer-Ø 15,09 mm
Type: BN4,BN6,BN7,BT7,BJ7,BJ8 required quantities: A/R
M35AH/R set competition head studs & nuts & washers
Type: BN4 ab CE48863-BJ8 required quantities: 1
ZK30TR4 bucket cam followers - modified
Type: BN4-BJ8 required quantities: 12
ZK38AH/R roller rocker kit
Type: BN4-BJ8 required quantities: 1
M41AH/R hydraulic tensioner
Type: BN4-BJ8 required quantities: 1
M45AH/R main stud STD
Type: BN4-BJ8 required quantities: 1
M48AH aluminium back plate
Type: BN4-BJ8 required quantities: 1
M48AH/R* aluminium back plate for cars with M511AH/R crankshaft 90223
Type: BN4-BJ8 required quantities: 1
ZK51AH valve cap alu polished
Type: BN4-BJ8 required quantities: 1
M100AH alu oil pan
Type: BN4-BJ8 required quantities: 1
M401AH/83,5 racing pistons set 83,5mm (6)
Type: BN4-BJ8 required quantities: 1
M401AH/84,0 racing pistons set 84,0mm (6)
Type: BN4-BJ8 required quantities: 1
M401AH/85,0 racing pistons set 85,0mm (6)
Type: BN4-BJ8 required quantities: 1
M501AH/R vernier cam sprocket
Type: BN4-BJ8 required quantities: 1
M508AH/R long push rod set - bucket for ZK30TR4
Type: BN4-BJ8 required quantities: 1
M511AH/R* steel crankshaft 90223
Type: BN4-BJ8 required quantities: 1
M515AH/R con rod for competition
Type: BN4>40501-BJ8 required quantities: 6
M515AH/R-SK* steel con rod set for M511AH/R 90223
Type: BN4-BJ8 required quantities: 1
M521AH/R-STD* big end set (std) steel crank 90223
Type: BN4-BJ8 required quantities: 1
 
Hight performance camshaft
 
M280AH 280° high performance camshaft timing: 37/67-73/27 stroke: 7,15 mm – for road engines
Type: BN4-BJ8 required quantities: 1
M290AH 290° hight performance camshaft timing: 42/73-78/32 stroke: 7,84 mm – for good optimized engines + competition
Type: BN4-BJ8 required quantities: 1
M300AH 300° hight performance camshaft timing: 47/73-83/37 stroke: 8,22 mm cam lift – for round courses
Type: BN4-BJ8 required quantities: 1

* M511AH/R ; M515AH/R-SK ; M48AH/R ; M521AH/R-STD only use together