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EXHAUST
TIRES
TUBES /
TIREACC.
SPORTBIKEACC.
CRUISER /
TOURINGACC.
LUGGAGE /
SEATS
COVERS /
SECURITY
WINDSHIELDS
HANDLEBARS /
CONTROLS
LEVERS /
CABLES
FUELSYSTEMS
AIR FILTERS
OIL FILTERS
ELECTRICAL
LIGHTING /
GAUGES
BATTERIES /
CHARGERS
ENGINE
SUSPENSION /
FRAME
DRIVE
CHAIN
SPROCKETS
BRAKES
CHINESEVEHICLE
PARTS
CHEMICALS
GASCANS
TOOLS
TRANSPORT /
TRAILER
PROMOTIONAL
REFERENCE
INDEX
PERFORMANCE INTAKE
PARTS FOR HONDA GROM
A. THROTTLE BODY
• 34mm Throttle body for increased performance
compared to stock 30.5mm throttle body
• Intake manifold port is larger than stock and is size
matched to use with the Koso throttle body
• Includes all gaskets needed and instructions
B. & C. HIGH-FLOW FUEL INJECTOR
• Highly recommended for use with the Koso Big Bore Kit
and 4 valve cylinder head
• Adapter kit is required for installation of the Koso High-
Flow injector (sold separately), includes all parts needed
for easy installation of the Koso fuel injector
D. INTAKE MANIFOLD
• Intake manifold port is larger than stock and is size
matched to use with the Koso throttle body
• Include all gaskets needed and instructions
E. & F. AIRBOX TUBES
• Connecting tube is designed to connect the stock Grom
airbox to the Koso 34mm throttle body
• Intake tube allows for higher air volume to enter the stock
Grom airbox
G. HURRICANE AIR FILTER
• Increases airflow and offers improved filtering compared
to the stock air filter
• Removable foam filter media can be cleaned repeatedly
• Replaces the stock Grom air filter
HONDA GROM
WPS #
LIst
A Throttle body
27-5805 $125.95
B High-Flow fuel injector
27-5812
149.95
C Fuel injector installation kit
27-5813
79.95
D
Intake manifold
27-5806 64.95
E
Connecting tube
27-5807 27.95
F
Intake tube
27-5808 24.95
G
Air filter
27-5809 54.95
Replacement intake manifold gasket/each
27-5820
5.95
A
D
E
F
G
All of the above parts are not legal for use in California on
pollution controlled vehicles. Race waiver available.
All parts listed above are highly recommended when
using the Koso big bore and camshaft kits.
B
C
See page 717 for Koso Grom engine parts
FUEL SYSTEMS