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Harley-Davidson 2008 - User Manual

Harley-Davidson 2008
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H a r l e y - D a v i D s o n U n i v e r s i t y
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Summary

VRSC Family

UPDATED VRSC 1250 cc Motor

2008 VRSC models get 1250cc Revolution powertrain, 105mm bore.

VRSC 2008 Models

Lists specific 2008 VRSC models like VRSCD, VRSCAW, VRSCDX.

NEW Exhaust Cams

Automatic compression release removed, part number stamping.

NEW Front Breather

Updated breather hose with ribbed design for better sealing.

NEW Slipper Clutch

Reduced lever effort, reduces rear wheel hop, unique parts.

NEW Head Gaskets

New 105mm head gaskets with geometry change and improved material.

NEW Voltage Regulator Connector

New regulator connector is common with other models.

NEW Voltage Regulator Location

New regulator fastens to the radiator cover.

NEW ABS Brakes

Non-linked ABS system with separate circuits for front/rear wheels.

NEW Rear Drive Sprocket

Sprocket profile changed to accommodate 25mm wheel bearings/axles.

NEW 5-Spoke Wheel

VRSCD (A) models feature this new wheel.

NEW Laced Wheel

Standard on 2008 VRSCAW (A) models, includes Anniversary models.

DYNA Family

NEW Dyna Model FXDF Fat Bob

All-new Dyna Fat Bob model with new wheels, tires, forks, and headlight.

Limited 105 th Anniversary Dyna Models

Lists FXDC, FXDL, FXDWG 105th Anniversary models.

NEW FXDWG Dyna Handlebar Clamp

Redesigned one-piece clamp for 1.25 handlebars.

NEW FXDB Model

Features a 1 pc. top triple tree with integrated cast risers.

All Dyna Models: New Triple Trees

New triple trees with redesigned pinch bolt boss areas.

All Dyna NEW Models: Various Updates

New FXD fuel tank top plate seal, steering stem cap, voltage regulator.

NEW Front Brakes

New four-piston front caliper and brake pads with improved retention.

NEW Rear Brakes

New 2-piston floating rear caliper for Dyna and Softail models.

NEW Transmission Case and Exhaust Bracket

Boss moved from transmission case to exhaust bracket for 2008 models.

SOFTAIL Family

NEW Dunlop Front Tire

New tread pattern for 21 front Softail wheels.

NEW Front Brakes

New four-piston front caliper and brake pad material.

FLSTC Left Side Saddlebag Change

Backplate changed for clearance to new axle and swingarm.

NEW 25 mm Hollow Rear Axle

New bearing spacer, axle adjustment spacer, and axle nut.

NEW Softail Breather

New breather bolts are longer, backplate has brass inserts.

NEW Swingarm

New part numbers, pivot shaft change, increased stiffness.

NEW Rear Brakes

Single-sided 2-piston floating caliper and new brake lines.

NEW Rear Fender and Fender Joint

Enables loose assembly, provides tire to fender clearance.

NEW Seats

Injection molded bases for FLSTC, FLSTN & FLSTF, seat base fits new fender joint.

NEW Frame Changes

New side members, top cross member, stay tubes, and pivot shaft.

NEW Voltage Regulator

New regulator with integrated connectors and new mounting bracket.

NEW Ignition Coil

Commonized styling change for FLT, no process change for service.

NEW Battery

Top mounted connections, new battery cable caddy, rubber boots.

NEW Fuel System

New pump, fuel regulator, filter, float, and retaining clip.

NEW Belt Guards, Debris Deflectors and Splash Guards

Belt guards have common width, debris deflectors have new widths.

NEW Softail Mufflers

California mufflers have catalysts; shorty duals and shotgun options.

NEW Speedometer

New part number, displays distance to empty when low fuel light activates.

NEW Transmission Spacers

Four new spacers with machined lines to distinguish fitment.

NEW Softail Rocker FXCW, FXCWC

New features for Rocker FXCW, FXCWC models.

NEW Softail Rocker (Wheel;Tire Updates)

5-spoke wheels and tires for Rocker models.

NEW Softail Rocker FXCW Seat

Solo seat model for FXCW.

NEW Softail Rocker FXCWC Seat

Converts easily to a two-up seat without tools.

NEW Softail Rocker Chassis

Updated fork angle, frame rake, forks, risers, and wiring.

NEW Rocker Chassis (Drive Belt;Suspension)

1 drive belt, jounce bumper, pivot shaft spacers, swingarm profile.

NEW Rocker Painted Parts

Details on rear fender, fuel tank, tank console, and component finishes.

NEW Rocker Tail Section & Lighting

Multi-purpose rear LED lights, no center tail lights for domestic.

NEW Rocker Exhaust

New dual exhaust pipes, shields, and bracket.

NEW Rocker Electric Caddy

New electrical caddy and cover needed due to rear fender.

NEW Rocker Wide Primary

Compensating sprocket changes.

NEW Rocker Ignition

Grenade style ignition coil, unique ignition switch.

NEW Rocker Horn

Styled horn.

TOURING FAMILY

NEW Electronic Throttle Control

New throttle grip sensor, eliminates throttle cables.

NEW Induction Modules

New fuel line, redesigned connector, electronic throttle plate control.

NEW ECM; Location

ECM now under seat, new caddy, cruise control module eliminated.

NEW Frame Changes

New purge solenoid mount, redesigned motor mount, battery tray.

Brembo Brakes

New 300mm semi-floating rotors, pads, calipers, new brake lines.

ABS Brake System

New ABS pump and lines, non-linked system, DT II needed for bleeding.

Redesigned Fuse Block

All fuses under left side cover, maxi fuse inserts into block.

New Isolated Drive System

Bolt-on component for rear wheel pulley, smoothes loads.

New Six Gallon Fuel Tank

New top plate lock ring, pump module, fuel level sender, crossover eliminated.

New Consoles

Low profile, restyled, redesigned fuel door, new inserts.

Handle Bar Cover Insert

For Road King Models, allows easy access to clamp fasteners.

Catalyst Mufflers

California and HDI Touring models only.

New Seats

Injection molded seat base, restyled upholstery, new FLHT seat contour.

Adjustable Willie Wings

Adjustable wind deflectors, standard on Ultra Classic models.

New Shorter Radio Antennas

OE on FLTR and FLHX, retrofit to 1998.

CVO FAMILY

CVO Powertrain

All CVO models retain 110 cubic inch motor, granite and chrome finishes.

NEW Brake Calipers

Softail and Dyna CVO models receive granite color brake calipers.

Ignition Keys

CVO models receive a commemorative gold ignition key with display box.

ABS Brakes

Touring CVO models are equipped with anti-lock brakes.

FXSTSSE Screamin Eagle Softail Springer

105th Anniversary Paint Scheme, Serialized 105th Anniversary Cloisonné.

NEW FXSTSSE Screamin Eagle Softail Springer (Headlight;Air Cleaner)

Color matched headlight, heavy breather air cleaner with 110 logo.

NEW FXSTSSE Screamin Eagle Softail Springer (Front End;Wheel)

Redesigned Springer front end and fender, now a 19 wheel.

FXDSE Screamin Eagle Dyna

105th Anniversary Paint Scheme, Serialized 105th Anniversary Cloisonné.

FXDSE Screamin Eagle Dyna (Paint;Controls)

Additional Paint Schemes, chrome handlebar clamp, tank console.

FXDSE Screamin Eagle Dyna (Wheels;Rotors)

Mirror chrome slotted six-spoke wheels with matching rotors.

FXDSE Screamin Eagle Dyna (Rake;Fork Angle)

Rake and fork angle, fork leg style, component changes.

FLHRSE4 Screamin Eagle Road King

105th Anniversary Paint Scheme.

FLHRSE4 Screamin Eagle Road King (Paint;Fuel Gauge)

Additional Paint Schemes, elimination of flush mount gas cap and fuel gauge.

FLHTCSE3 Screamin Eagle Ultra Classic Electra Glide (Paint;Fob)

Additional Paint Schemes, electric lock push button key fob.

BUELL FAMILY

NEW One Piece Induction Module

New throttle body with IAC unit, idle speed controlled by ECM.

NEW Intake Flanges and Bolt Hole Location

New intake flanges improve assembly and service access.

NEW Pre-crushed Head Gasket

O-ring no longer required, supersedes prior gaskets.

NEW Piston Updates

Updates to redline and sustained RPM for 1203cc and 984cc engines.

NEW Oil Pump

Pump in cover, bypass relief valve, new design eliminates bevel drive gears.

NEW Cam Design

New "K" style cam shafts have hollow shafts for oil.

NEW Larger Capacity 8-Row Oil Cooler

Change from 6-row to 8-row oil cooler for increased cooling capacity.

NEW Crankcase Improvements

Bronze bushings eliminated, cam bores are parent material.

NEW Crankshaft Position Sensor (CKP)

DDFI3 and CKP eliminate static timing procedure.

NEW Flywheel

Flywheel teeth added for CKP sensor, larger sprocket splines.

NEW Front Primary Sprocket

Retained by fastener, larger drive sprocket splines.

NEW 25 th Anniversary Graphics

Erik Buell autograph signature anniversary graphics.

NEW Single-Phase Charging System

32 Amp charging system common with Sportster platform.

NEW Header and Muffler w; Catalyst For European Markets

HDI-complies with Euro 3 regulations, catalyst located in muffler.

NEW Oil Pump Cover & Decal

Honors Buell 25th Anniversary, new oil lines and fittings.

NEW Pivot Shaft

Torque new swingarm pivot shaft, new pivot shaft will retrofit previous models.

NEW HDI Side Stand Switch

Switch installed on HDI Buells with enabled DDFI3 ECM.

NEW Auxiliary Plug

Auxiliary power connector for P&A accessories, includes heated grips.

NEW Harness Update

New DDFI-3 harness routing, VSS plugs directly into harness.

NEW Ulysses Model Updates (Fork Tubes;Offset)

Ulysses fork tubes increased, forks offset, front axle offset.

NEW Ulysses Model Updates (Pre-load Adjusters)

New forks use same style pre-load adjusters as Lightning Super TT.

SERVICE AND TOOLS

NEW ABS Brake Bleeding Procedure

See service manual for proper brake line routing and bleed instructions.

ABS SYMPTOMS

Table of ABS symptoms and their conditions.

NEW VRSC Valve Lash Service Intervals

Lash interval every 15,000 miles for VRSC models.

NEW VRSC, Dyna & Softail Steering Stem Change;Torque Specification

Increased torque spec due to material change in fork stem.

NEW VRSC O Sensor Tip

Use HD-48262 socket on front O sensor, open end wrench for rear.

NEW Buell Oil Pressure Specifications

Oil pressure specifications at idle and 3000 RPM, torque value increased.

Increased Axle Torque Specifications

Check service manual for increased specifications for front and rear axles.

NEW Breakout Box for ABS HD-48642

Essential tool for ABS electrical diagnostics with Digital Tech II.

NEW Six Gallon Fuel Tank Ring Removal Tool HD-48646

Essential tool to remove lock ring for fuel pump access on new FL tanks.

NEW Front Brake Piston Removal Tool HD-48649

Essential tool for removing front brake caliper pistons on Hayes brakes.

NEW Rear Brake Piston Removal Tool HD-48648

Essential tool for removing rear brake caliper pistons on Hayes brakes.

NEW Wheel Bearing ABS Collet Tool HD-44060-11

Removes "deep" ABS 25mm bearings on VRSC and FL wheels.

NEW Ignition Switch Spanner Tool for Softail Rocker HD-48094

Essential tool for Softail Rocker models to remove/install ignition switch lock ring.

NEW Axle Alignment Plugs HD-48856-1, -2

Provides alignment point for new XL and Dyna hollow axles.

NEW VRSC Clutch Hub Holder HD-48625

Accommodates new 4-slot slipper clutch securing assembly.

NEW Crankshaft Guide tool HD-42326-B

Guides Buell crankshaft into left main bearing.

NEW Balancer Sprocket Shaft Alignment Tool HD-48615

Verifies balancer sprocket alignment for Softails.

NEW Breakout Box - FL Only HD-48637

Essential tool for new FL ECM, cam lock system for connectors.

NEW Engine rotating wrench B-48865

Buell available tool for air-cooled Buell motors.

NEW Torque plates for 110 HD-48627

Simulates 110 cylinder assembled condition for measuring on the bench.

NEW Valve Guide Installer HD-48628

Tool for 110 cu. in. motors.

NEW Valve Guide Seal Installer HD-48644

Tool for 110 Big Twin valve service.

NEW Big Twin Engine Cradle HD-42310-25 B

Fits Twin Cam 96 and 2006 Dyna crank cases.

NEW Cam Needle Bearing Installer HD-42325-14

Permits deeper installed depth of Twin Cam inner cam needle bearings.

NEW Trans Main Shaft Race Remover HD-34902-8 & -9 & -10

Improved tool to ease race removal for Big Twins.

NEW Electrical Crimp Tool HD-39965-A

Replacement for original Deutsch crimp tool.

NEW Fork Seal;Dust Cap Installer (47 mm) B-48867

Buell Essential Tool for installing new 47mm fork seals.

NEW Breakout Box B-48115

Buell essential tool for Buell models.

NEW Electrical Crimper-Tyco B-48117

Buell essential tool for Buell models.

NEW Sprocket Shaft Adapter and collar B-42579-6, B-42579-7

Adapts existing tool to new crankshaft splines.

NEW Sprocket Shaft Seal Installer B-45676-A

Buell essential tool, retrofit tool for new splines.

NEW Speedometer Test Cable HD-41354-1

Adapts tester to newer VSS connector for Harley-Davidson and Buell.

NEW Compensator Bearing Remover;Installer HD-48921

For VRSC , Touring and HDI XL models; removes/installs bearing.

Harley-Davidson 2008 Specifications

General IconGeneral
Year2008
CategoryMotorcycle
EngineAir-cooled, Twin Cam 96
Compression Ratio9.2:1
Fuel SystemElectronic Sequential Port Fuel Injection (ESPFI)
Transmission6-speed
Final DriveBelt
Front SuspensionTelescopic fork
Displacement1584 cc
Front BrakeDisc
Rear BrakeDisc
Fuel Capacity18.9 L (5.0 US gal)

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