Engine Parts

Siebenrock 1000cc Power Conversion Kit for R75/6, R75/7, R80/7, R90/6, R90S ('76-'80)

Siebenrock 1000cc Power Conversion Kit for R75/6, R75/7, R80/7, R90/6, R90S ('76-'80)

Code: 1100085
Price: $1,299.00
Siebenrock 1000cc Replacement Piston/Cylinder Kit for '77-'80 R100 Models

Siebenrock 1000cc Replacement Piston/Cylinder Kit for '77-'80 R100 Models

Code: 1100105
Price: $1,199.00
Siebenrock BMW 1000cc Piston 9.5:1 Compression

Siebenrock BMW 1000cc Piston 9.5:1 Compression

Code: 1100121
Price: $325.00
Valve Kit 42mm Intake & 38mm Exhaust

Valve Kit 42mm Intake & 38mm Exhaust

Code: KIT4238
Price: $357.52
Valve Kit 42mm Intake & 40mm Exhaust

Valve Kit 42mm Intake & 40mm Exhaust

Code: KIT4240
Price: $357.52
Valve Kit 44mm Intake & 40mm Exhaust

Valve Kit 44mm Intake & 40mm Exhaust

Code: KIT4440
Price: $370.52
Intake Valve 42mm

Intake Valve 42mm

Code: 11341250234
Price: $35.00
Intake Valve 44mm

Intake Valve 44mm

Code: 11341261751
Price: $41.50
Exhaust Valve 38mm

Exhaust Valve 38mm

Code: 11341337453
Price: $54.95
Exhaust Valve 40mm

Exhaust Valve 40mm

Code: 11341257837
Price: $54.95
Valve Guide all 1970-on Airheads exc R65

Valve Guide all 1970-on Airheads exc R65

Code: 91020-00
Price: $13.95
BeemerShop Custom Sized BMW Motorcycle “Airhead” Exhaust Valve Seat

BeemerShop Custom Sized BMW Motorcycle “Airhead” Exhaust Valve Seat

Code: VALVE_SEAT
Price: $35.43
Top End Kit R100 '77-'78 Stock and '77-'80 Siebenrock Cylinders

Top End Kit R100 '77-'78 Stock and '77-'80 Siebenrock Cylinders

Code: TopEnd77-78
Price: $67.80
Top End Kit '76-'78 except R100 and not for Siebenrock Cylinders

Top End Kit '76-'78 except R100 and not for Siebenrock Cylinders

Code: TopEnd76-78
Price: $67.80
Top End Kit '79-On except R100 and not for Siebenrock cylinders

Top End Kit '79-On except R100 and not for Siebenrock cylinders

Code: TopEnd79-On
Price: $77.70
Top End Kit R100 '79-On Stock and '81-On Siebenrock Cylinders

Top End Kit R100 '79-On Stock and '81-On Siebenrock Cylinders

Code: TopEndR100
Price: $77.70
Crank Sprocket // Airhead '70-'78

Crank Sprocket // Airhead '70-'78

Code: 11211250198
Price: $187.83
Timing Chain Kit '70-'75

Timing Chain Kit '70-'75

Code: TIMINGCHAINKIT70-75
Price: $170.08
Timing Chain Kit '76-'77

Timing Chain Kit '76-'77

Code: TIMINGCHAINKIT76-77
Price: $187.84
Timing Chain Kit '78

Timing Chain Kit '78

Code: TIMINGCHAINKIT78
Price: $179.21
Timing Chain Duplex With Master Link

Timing Chain Duplex With Master Link

Code: 11311250258R
Price: $49.90
Crank Sprocket // Airhead '79-On

Crank Sprocket // Airhead '79-On

Code: 11211335586
Price: $81.99
Timing Chain Kit '79-On

Timing Chain Kit '79-On

Code: TIMINGCHAINKIT79-ON
Price: $134.21
IWIS Timing Chain Simplex with Masterlink '79-ON

IWIS Timing Chain Simplex with Masterlink '79-ON

Code: 1131934
Price: $34.12
Rocker Arm Needle Bearings

Rocker Arm Needle Bearings

Code: ENA61711
Price: $19.25
Rocker Arm Needle Bearings 8-Pack ($15 each)

Rocker Arm Needle Bearings 8-Pack ($15 each)

Code: ENA617118PACK
Price: $120.00
Push rod Tube - Stainless Steel (18mm) - ** Single Tube ** / '76-On

Push rod Tube - Stainless Steel (18mm) - ** Single Tube ** / '76-On

Code: ENA62905
List Price: $40.00
Price: $22.00
Push rod Tubes - Stainless Steel (18mm) ** SET of 4 ** '76-On

Push rod Tubes - Stainless Steel (18mm) ** SET of 4 ** '76-On

Code: ENA62905SET
List Price: $160.00
Price: $88.00
Piston-ring set 800cc Nikasil R2V

Piston-ring set 800cc Nikasil R2V

Code: 1125398
Price: $49.00
Piston Ring set 1000cc Nikasil R2V

Piston Ring set 1000cc Nikasil R2V

Code: 1125399
Price: $49.00
Nikasil Piston Ring Set / Airheads '70-'80 with Nikasil Plated Steel Cylinders

Nikasil Piston Ring Set / Airheads '70-'80 with Nikasil Plated Steel Cylinders

Code: TSXXX
Price: $49.00 to $64.50
Improved BMW lifter 2 slot design // 70-On Airhead

Improved BMW lifter 2 slot design // 70-On Airhead

Code: 11321262638
Price: $115.12
Rocker Arm Shaft - '74-On Airheads

Rocker Arm Shaft - '74-On Airheads

Code: ENA36942
List Price: $49.03
Price: $28.00
Silicone Valve Cover Gasket Set (2 gaskets) / Airheads '70-'95

Silicone Valve Cover Gasket Set (2 gaskets) / Airheads '70-'95

Code: 11120023150S
Price: $15.00
Points Seal Gasket Strip 3.2mm - 10" length fits 1970-1978

Points Seal Gasket Strip 3.2mm - 10" length fits 1970-1978

Code: ELA65394
Price: $7.95
SAS Kit - Stainless

SAS Kit - Stainless

Code: Saskit
Price: $34.40
Front Crank Seal - Viton - Airheads

Front Crank Seal - Viton - Airheads

Code: ENA55011
List Price: $12.00
Price: $7.95
Timing Plug Rubber / Airheads

Timing Plug Rubber / Airheads

Code: ENA01106
Price: $2.95
Stainless Engine Oil Drain Plug - Magnetic - M18x1.5

Stainless Engine Oil Drain Plug - Magnetic - M18x1.5

Code: SSA19143A
Price: $12.95
Oil Temp Dipstick 275mm / Airhead '70-'80

Oil Temp Dipstick 275mm / Airhead '70-'80

Code: 1143000
Price: $99.00
Teflon Rear Main Seal for All Airheads 1970-On Latest Design

Teflon Rear Main Seal for All Airheads 1970-On Latest Design

Code: ENA61739
Price: $26.15
Special: $23.95
Flywheel O-Ring fits all O-ring style flywheels 1975-On

Flywheel O-Ring fits all O-ring style flywheels 1975-On

Code: 1122099
Price: $5.04
Oil Pump O-Ring fits all Airheads 1970-On

Oil Pump O-Ring fits all Airheads 1970-On

Code: 1141895
Price: $7.15
Oil Pan Gasket Airheads '70-On

Oil Pan Gasket Airheads '70-On

Code: 11131338427
Price: $13.71