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YOUR
GUIDE TO THE HONDA 400EX
ENGINE
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| S-1 Bolt-On Kit |
BOLT-ON KITS
STAGE 1 Kit (S-1)
#BK4-4000 $699.00
Includes: Complete Fat Boy 4 Exhaust System (with STD Muffler), Jet Kit, Pro Flow Air Cleaner Kit (Pro Flow flange, K&N, Outerwear)
To purchase the Stage 1 Kit click here
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| S-2 Bolt-On Kit |
STAGE 2 Kit (S-2)
#BK4-4000-VHP $1249.00
Includes: S-1 Bolt on Kit (Complete Fat Boy 4 Exhaust System (with STD Muffler), Jet Kit, Pro Flow Air Cleaner Kit (Pro Flow flange, K&N, Outerwear), Vortex X10 CDI, DRI Graphics & Seat Cover Kit
To purchase the Stage 2 Kit click here
Power Gains:
15-20% gain in HP
Excellent Start Up Performance Mods. Stage 1 Power Kits are designed to work with most DRI engine kits
For a slightly more aggressive Bolt-On we recommend using the DRI's Stage 2 HPV Bolt Kits.
*Choice of Graphic and Seat cover color where applicable.
Engine
Kits: 440 NATIONAL Kit
#EK-44NT-E
$2350.00
Not available online- Please call DRI to purchase
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| 440
National Kit | Includes:
Fat Boy 4 Complete Exhaust System, 440 piston kit-sleeve-steel head gasket
(installed), Camshaft, HD Valve Springs w/Titanium Retainers, Shortened
Bronze Guides, DR Head Porting (with guides out), 3-Angle Valve Job, Edelbrock
Carburetor Kit, Instructions, DR Tech Support.
Kit
Options: Camshafts-Low End Cam, Mid/Top End, or Full Top End
Compression:
10-1, 11-1, 12-1, 13-1
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| 440
Nat. Kit w/Twist Sleve Only |
Kit
Price is plus any OEM parts.
Customer must send in to DRI their; Cylinder,
Head, Camshaft for modification. (or purchase new cores)
Kit may
also be purchased w/o Edelbrock Carburetor
Price $1950.00
Recommended
Upgrades:
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| Rocker
Arms | Hardface
Rocker Arms
#MC-196-RA
$65.00
ea.
Customer must send in cores for modification or pay core charge
*Rocker hardfacing is mandatory for cam reliability. Each engine use 4-rockers
Upgrade clutch system to 8-Plate system (see below)
Optional
Upgrades:
PC
4000 Cylinder
#PC-4005
$450.00
Big
Valve Kit
#DR-03116 $230.00
Kit
Includes: (4) Oversized Valves and (4) Guide Seals.
Vortex
Ignition (Standard)
#VT-140S $449.00
NOTE:
Ignition curve advance limited because of stock flywheel pick up location. Only allows limited ignition curve modification. Moderate
power gain in low to mid range.
To purchase the Vortex Ignition click here
Vortex
Ignition (High Performance)
DISCONTINUED
#VT-14HP $449.00
NOTE:
Requires stock flywheel pick up modification. Customer must send
in flywheel to DRI for modification. Price for modification $100.00.
The flywheel modification allows for maximum performance gain with
the Vortex CDI. Power gain low to high range.
To purchase the Vortex Ignition click here
INDIVIDUAL
ENGINE COMPONENTS (all items may be purchased separately)
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| Fat Boy 4 with Exhaust |
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| Muffler Turndown (w/o ring) |
FAT BOY 4 Complete Stainless Exhaust System
#FB4-EH4000
$599.00
To purchase the Fat Boy 4 System click here
FAT
BOY 4 HQ Complete Stainless Exhaust System
#FB4-EH4000-HQ
$649.00
Features:
30% larger volume, redesigned packing and core. Reduces sound output by
3-4 dB.
To purchase the Fat Boy 4 HQ System click here
FAT
BOY 4 HQ Muffler
#FB4-HQH4000 $249.00 *Replaces
standard Fat Boy 4 muffler on existing exhaust system.
To purchase the Fat Boy 4 HQ Muffler click here
Optional Accessories
#FB4-4A250 $39.95 Turndown (bolts on w/o-ring)
#06-554 $17.95 Spark Arrestor (requires turndown)
QP-2 Quiet Tip
#FB4-QP-2 $129.95
Bolts on rear end cap of Fat Boy 4.
Lowers DB readings a minimum of 2-3 dbs.
Forestry approved when used with screen.
* Note: Some rejetting may be required.
** Available in silver only
To purchase the QP-2 Quiet Tip click here
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| QP 2 with screen |
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| Fat Boy 4 with QP-2 |
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To purchase Fat Boy 4 Accessories click here
To purchase Fat Boy 4 Replacement Parts click here
Custom Colored FAT BOY 4 Mufflers
Custom anodized color components (muffler, end cap & turndown) are at an additional cost to the base price for the Fat Boy 4 and the components (Turn down & End cap).
*Available by special order only
**Lead time can be 1-2 weeks
Fat Boy 4 mufflers are available in a Black, Red or Blue anodized finish.
Muffler bodies, rear end caps or turndowns are available colored individually or as a complete package.
*DRI cannot guarantee colored anodized mufflers will not fade over time.
Purchase Options :
FB4-A3PCO $129.95 3-piece package; Muffler, End Cap and Turndown
FB4-A1ECO $24.95 End Cap ONLY
FB4-A1TDO $24.95 Turndown ONLY
FB4-A1MFO $89.95 Muffler ONLY
**Custom Color prices are in addition to the regular Fat Boy 4 price
Example: 400EX Fat Boy 4 Complete Exhaust System- $599.00
Custom Colored 3-piece package + $129.95
Total cost with color option = $728.95
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| Custom Black |
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| Custom Blue |
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| Custom Red |
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| Custom Colored End Caps |
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| Custom Colored Mufflers |
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| Custom Colored Turndown |
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440cc Kits $299.00
- $329.00
(sleeve,
piston, steel head gasket)
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| PC4000
Cylinder Kit | PC
4000 Power Cylinder Kits
440cc Cylinder Kit #PC-4044 $950.00
450cc Cylinder Kit #PC-4050 $995.00
465cc Cylinder Kit #PC-4065 $995.00
* Bare Cylinder w/Studs #PC-4005 $450.00
*Sold with no
piston, customer must install sleeve and finish. NOTE
1: Cylinder Kits include studs, JE forged piston kit, head gasket, base
gasket (450cc & 465cc), and sleeve (installed and bored).NOTE
2: 440cc Kit is a bolt-on kit.NOTE
3: 450cc and 465cc Kits require case machining.
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Vortex
Ignition
w/ Modified Flywheel | Vortex
Ignition (Standard)
#VT-140S $449.00
NOTE: Ignition curve advance
limited because of stock flywheel pick up location. Only allows limited
ignition curve modification. Moderate power gain in low to mid range.
To purchase the Vortex click here
Vortex
Ignition (High Performance)
DISCONTINUED
#VT-14HP $399.00
NOTE:
Requires stock flywheel pick up modification. Customer must send
in flywheel to DRI for modification. Price for modification $100.00.
The flywheel modification allows for maximum performance gain with
the Vortex CDI. Power gain low to high range. *Modification
can take 2-4 weeks to complete.
To purchase the Vortex click here
DRI
HP4 Valve Train Kits
Kits Include: Billet Camshaft, HD Valve
Springs, (4) Guides & Big Valve Kit.
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| DRI HP4 Valve Train Kits |
HP4
Kit without DRI porting and install
#DR-196K $775.00
*Kit must be installed by a trained professional
HP4
Kit with DRI Porting, Valve Seat Cutting and Kit Install
#DR-196KP $1195.00
*Customer must send DRI their stock cylinder head for modification
Replacement
Head Gasket
#BB-1440
$39.95
Camshafts
X1-low end or X2 Mid/Top …stock core
required
X1
#MC-196X1-H $229.00
X2
#MC-196X2-H $229.00
X6 #MC-196X6-H
$229.00
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| 8 Plate Assembly |
HINSON
Billet Clutch Basket (works with 7 or 8 plate)
#H056 $230.00
To purchase the Hinson Clutch Basket click here
Inner Hub/Pressure Plate 8-Plate Upgrade Kit #H084
$515.00
To purchase the Inner Hub/Pressue Plate 8-Plate click here
DRI 8-Plate Fiber, Steel & Spring Kit (required for
8-plate upgrade)
#DR-C148
$165.00
To purchase the 8-Plate Kit click here
DRI HD 7-Plate Kit
#DR-C14
$149.00
(works with stock inner hub & p. plate)
To purchase the HD 7-Plate Kit click here
Edelbrock
Carburetor Kits
$445.95 -
$551.95 (Thumb
or Twist) (36mm or 38mm)
See Edelbrock Carbs product section for all part numbers.
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| Chain Guards |
Chain
Guards (1999-2004) silver, red, black
#DR14CG
$29.95
To purchase the Chain Guard click here
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| HD
Valve Springs | Valve
Spring Kits
Chromally
Retainers #RD-268H $137.86
Titanium
Retainers #RD267H $169.66
Shortened
Bronze Guides #30-3120 $19.95
ea.
Quick Change Clutch Cover Kit (red or black)
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| Clutch Cover |
#QC-14XN
$499.00
(new no core required)
K
& N Filter
#HA-4099 $57.50
Outerwear
#Q-165-45T
$19.95
Pro Flow Kit (flange w/Uni w/wrap)
#PD-212 $99.95
(Uni replacement)
#PD-212A $69.95
K&N Pro Flow Kit (flange with K&N w/ outerwear)
#PD-213 $139.95
(K&N Replacement)
#PD-213A $69.95
(Outerwear)
#PD-213C $19.95
Carrillo
Rod
$225.00
*Plus labor to install, lower end bearing pin & thrust washer.
ENGINE SERVICES
Complete
Engine Rebuilding #ER-4445
$650.00
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| 440 Disassembled |
(Tear down & Reassembly)
Head
Port and Valve Job #PO-4VLV-VJ $495.00
(includes R & R guide)
Cylinder
Bore & Hone #MS-704S
$75.00
Valve Job
#MS-8004
$140.00
Cylinder
Sleeve #MS-6000 $195.00
Install, Bore, Surface
Flywheel
Mod #MS-5000
$85.00
*ALL
ENGINE SERVICE PRICES PLUS PARTS.
CHASSIS LOBO
II FRONT SUSPENSION KITS
#RD-LB214F
$2995.00
Includes:
Lobo A-Arms, Axis or ELKA shocks, Tie Rods, CROWN Brake Lines)
Upper & Lower A-Arms come powder coated.
For
chrome plated upper arms add
$150.00
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| Chrome
Front Bumper |
DR
Chrome Front Bumper
#DR-4000
$179.00
To purchase the DRI Chrome Front Bumper click here
IMS
Aluminum Front Bumper
#722203 $129.95
Roll Design SWINGARM
#DR-SW14 $1395.00
Chain slider add $90.00
ELKA
Rear Shock Elite/ Dual Rate from $795.00
AXIS
Rear Shock from $795.00
Roll
Design Steering Shaft
#402203 $349.95
(Chrome, Cast Stainless Head)
(Standard [stock bars] or Extended [T2 M/C type bar] Length)
Anti-Vibe Handlebar Mount Kit
Roll
STD (7/8)
#4766 $89.95
Roll
Oversized (1 1/8)
#4734 $89.95
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| Front
Brake Line |
“CROWN”
Series Brake Lines (Std. or +2)
Front
Std.
#5400 $109.50
Front
+2
#5425 $109.50
Rear
#5450 $39.95
Available in: red, blue, yellow, smoke, clear
AXLE Upgrade Kit $1995.00
(upgrades 400EX to 250R Rear End)
Includes:250R Axle, Millennium Carrier, Anti-Fade, 250R Braking
Disc, 250R Rear Caliper, Rear Brake line, Alignment shim, 250R Rear Wheel
Hubs
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| Foot
Peg - Kick Up |
ROLL ATV Foot Pegs
#302203-K
$199.00
To purchase the Roll Foot Pegs click here
Skidplates
Swingarm
$109.95
Engine
$64.95
Chassis
$44.95
TEAM FIRESTICKS AXLES +3
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| Hub and Rotor |
#TM-0201-2001 $449.00
*Uses stock OEM hubs (not included)
**TEAM has discontinued axles that use their rear wheel hub.
Replace hubs are still available in limited quantities. Call for Details
*** Starting in mid ’07 TEAM has built all of their axles to use stock OEM rear wheel hubs.
Millennium Rear Bearing Carrier
#TM-930671 $249.00
Anti-Fade Axle Lock Nut
#TM-930805 $249.00
Billet
Front Hubs (pr)
#DR-1FH9
$349.00
(Hub Cap colors: silver,red, black, blue)
Rotors Front or Rear (sold each)
Wave
Front #DF712W $130.00
Wave #DF013W $130.00
BRAKING
- Brake Pads (sold each caliper) -
Front
#703 $29.99
Rear
#686
$29.99
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| Elka Front Shocks |
ELKA
Front Shocks (for stock a-arms or other brand)
Replacement
Model from $515.00
Sport
Model from $790.00
See
chart in Elka Suspension product section for part numbers GPR STEERING STABILIZERS
GPR Low Boy V-1 ATV Stabilizers are available in Standard and Remote.
GPR’s Low Boy Remote includes an adjustable handlebar mounted adjuster- for adjustment on the fly.
V-1 series offers Hi-Lo speed adjustment simultaneously. 360° of adjustment.
Stabilizers and mount kits are made from aircraft 6061 T-6. *Standard Low Boy Stabilizers are available in Red, Blue, or Black anodizing.
**Remote Stabilizers available in Black only
*Mount Kits available in Black only
GPR Standard Low Boy
#GPR-1400-LB $450.00
To Purchase the GPR STD Low Boy Remote click here
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STD GPR Low Boy |
Dampners Color Choices |
GPR Low Boy Remote
#GPR-1400-LBR $495.00
To Purchase the GPR Low Boy Remote click here
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GPR Low Boy Remoter |
Low Boy Remote Handlebar Dial |
ACCESSORIES TAG
Handlebars
Oversized
T2 Bars $94.95
Stock
style X5
Bars $79.95
See chart in TAG Metals product section
for part numbers
Motion
Pro
CR
Throttle and Cable (stk carb) $41.20
Clutch
Cable $14.95
See chart in Motion Pro product section
for part numbers
Billet
Shifter
#DR-14AS
$89.95
IMS
4.3 Gal. Tank
(blue, red, natural, black, yellow)
#12-2227
$225.00
Aluminum
Nerf Bars
STD #DR-4400
$189.95
Pro
Pegs #DR-5078
$309.95
Seat
Bracket
#H-121
$59.95
Shrouds
Bolt-On
#H-126-ADB
$69.95
16T
C/S Sprocket
#SR-CS40
$26.95
Shockwears $59.00
set See chart in Shockwears product
section for part numbers
Handlebar
Clamps
#DR-10HC
$29.95
DR
Billet Throttle Cover Polished
#DR-TC25X
$39.95
DRI/ONE 2006 Graphic-Seat Cover Kit
* 2004-2005 Kits have been discontinued
Red #DR- DUN4GS-RD $129.95
Yellow #DR-DUN4GS6-YW $129.95
Pink #DR- DUN4GS6-PK $129.95
To purchase the DRI Graphic & Seat Cover Kit click here
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DR Graphics & Seat Cover Kit-Red |
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DR Graphics & Seat Cover Kit-Yellow |
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DR Graphics & Seat Cover Kit-Pink |
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2007 Rear
Fender Decal Strips
"4-Stroke" Red
#DR-RF-D45-R $18.95
"4-Stroke" Blue
#DR-RF-D45-B
$18.95
"4-Stroke" Silver/Red
#DR-RF-D45-SR
$18.95
"4-Stroke"
Silver/Blue #DR-RF-D45-SB
$18.95
To purchase the DRI Rear Fender Decals click here
DR Number Plates (3pc set)
** Please Note: These are the DECAL BACKGROUNDS and not the plastics
WHITE #DR-850 $24.95
BLACK #DR-825 $24.95
RED #DR-840 $24.95
BLUE #DR-830 $24.95
YELLOW #DR-835 $24.95
GREEN #DR-827 $24.95
To purchase the Number Plates click here
Red |
Black |
White |
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Blue |
Yellow |
Green |

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