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 DRI BUYERS GUIDE - 300EX |
| Prices subject to change without notice |
Buyers Guide Shortcut Links
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Easy Installation · Unlimited Tech Support · Excellent Start Up Performance Mods.
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| #BK4-3000 |
$539.00 |
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·INCLUDES: Complete Fat Boy 4 Exhaust System (with STD Muffler), Jet Kit, K&N Filter with outerwear.
·PERFORMANCE GAIN: 3-4 HP
·INSTALLATION: 1-2 hours
Stage 1 Power Kits are designed to work with most DRI engine kits. |
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| To purchase the Stage 1 Kit click here |
S-1 Bolt-On Kit |
| **CDI Mod Needed |
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| #DR-13ECDI-N |
New/Modified |
$224.95 |
| #DR-13ECDI-4 |
Send in your CDI and have it modified |
$75.00 |
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| #EK-30NT |
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| ·INCLUDES: Fat Boy 4 Complete Stainless Exhaust, HP4 Kit (DR Porting, SERDI Valve Seat Cut, Big Valve Kit, Camshaft, HD Valve Springs w/titanium
retainers, guides), 38mm PE Carburetor Kit (thumb or twist), Jet Kit, Piston Kit, CDI Modification, K&N Filter, Outerwear,
T-Shirt, Instructions, DR Tech Support. |
| **CDI Mod Not available for '06-'07models |
300EX National Engine Kit |
·PERFORMANCE GAIN: 30-40%
·COMPRESSION OPTIONS: 11-1
·CAMSHAFT OTIONS: X5, X25 to see options below click here)
·FUEL: Race gas 105-112 octane
·AIR/FUEL: 38mm PE
·AIR CLEANER: K&N filter w/outerwear stock air box with lid off.
·CORES REQUIRED: Cylinder, Head, camshaft, CDI
·NEW CORE PRICING: Head $679.00 , Stock Cylinder $368.00, Cam $129.00
UPGRADE OPTIONS:
·DELIVERY TIME: 3-4 weeks
·NOTES:
*DRI only offers hard faced cams built on stick cores.
**To insure highest quality, all camshafts used by DRI are made in the USA.
Hardfaced rockers are recommended with all camshafts.
1.HD Valve Springs are required for this camshaft.
2.Shortened Bronze Guides are required for this camshaft.
3.New or modified piston required for this camshaft. Additional valve pocket relief in piston is required due to increased camshaft lift.
4.If Hardfaced option is chosen, customer must send in stock camshaft core. If no core is supplied, customer must pay core charge of $129.00. |
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·All Fat Boy 4 Exhaust Systems with FREE jet kit included with instruction packet
·Made in USA · Professionally Designed and Developed to offer Maximum Performance · Stainless Steel Header and Tail pipes · CNC Stainless Steel Header Flanges · CNC Machined Front and Rear End Caps · Stainless Steel Muffler Core-Rebuildable · Repackable-Limited Lifetime Warranty |
| FAT BOY 4 Complete Stainless Exhaust System |
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| (with Standard Muffler) |
* Also fit Honda 250X (all years) |
| #FB4-EH3000 |
$499.00 |
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| * No HQ mufflers available |
Fat Boy 4 Exhaust System |
| To purchase the Fat Boy 4 System click here |
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| Optional Accessories |
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| #FB4-4A250 |
$39.95 |
Turndown (bolts on w/o-ring) |
| #06-554 |
$17.95 |
Spark Arrestor
(requires turndown) |
1.Turndown bolts on rear end cap, with o-ring seal.
2.To use spark arrestor turn down is required.
*Rejetting is required, with installation of all Fat Boy 4 exhausts. |
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Fat Boy 4 with Exhaust |
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Muffler Turndown (w/o ring) |
| QP-2 Quiet Tip ** Available in silver only |
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| #FB4-QP-2 |
$129.95 |
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·Bolts on rear end cap of Fat Boy · Lowers DB readings a minimum of 2-3 dbs · Forestry approved when used with screen.
* Note: Some rejetting may be required. |
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| To purchase the QP-2 Quiet Tip click here |
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Fat Boy 4 with QP-2 |
| To purchase Fat Boy 4 Accessories click here |
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| To purchase Fat Boy 4 Replacement Parts click here |
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QP 2 with screen |
| Custom Colored FAT BOY 4 Mufflers * at additional cost |
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.
**Custom Color prices are in addition to the regular Fat Boy 4 price Example:
300EX Fat Boy 4 Complete Exhaust System- $499.00
Custom Colored Muffler and Endcap + $114.90
Total cost with color option = $613.90
| Purchase Options : |
Additional cost of anodizing |
| #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 |
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Custom Blue |
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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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| Wiseco Pistons |
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| Wiseco forged 11-1 |
Sizes: Std, 2nd, 4th, 6th, 8th |
| #4574 |
$139.95 |
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Wiseco Piston |
| Keihin
38mm PE Carb Kit (thumb or twist) |
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| Includes: Carb, manifold adaptor, twist throttle & cable or cable to work with stock thumb throttle |
| #K-CR38E-H |
$229.00 |
Keihin PE Carb |
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| DRI
HP4 Valve Train Kits |
| · In House Cylinder Porting & Valve Seat Machining · Flow Bench Tested-Big Valves ·Heavy Duty Valve Springs ·Shortened Guides ·High Performance Camshafts |
| HP4
Kit with DRI Porting & SERDI Valve Seat Machining |
| #DR-166KP |
$995.00 |
DRI HP4 Kit with Porting |
·INCLUDES: DR Porting, SERDI Valve Seat cut, Hardfaced camshaft (see options below), HD Valve springs, 4 shortened guides, 2-piece Big Valve Kit , Cylinder Head Porting, SERDI Valve Seat Cut and Professional Head Assembly w/Porting.
*Customer must send in head for modification or purchase new head from DRI for $.
*Customer must send in stock cam core or pay an additional core charge of $129.00. |
| ·PERFORMANCE GAIN: up to 5 HP* |
| *Results vary depending on camshaft profile and piston compression. |
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| HP4
Kit without DRI Porting |
| #DR-166K |
$599.00 |
·INCLUDES: DRI Valve Train HP4 Kit Camshaft (see cam profile options below), HD Valve Springs w/Titanium Retainers, Shortened Valve Guides, Big Valve Kit (+1.0mm S/S Intake Valves)
Porting Serdi Valve Seat cut not included.
* This kit does not include DR porting and SERDI Valve seat cut
**Kit must be installed by a trained professional
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| ·VALVE OPTIONS: +1.0mm S/S IN Valves, STD EX Valves Only |
DRI HP4 Kit w/o Porting |
| ·CORES REQUIRED: Cylinder, Head, Camshaft, CDI |
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| ·NEW CORE PRICING: Head $679.00 , Stock Cylinder $368.00, Cam $129.00 |
| ·INSTALLATION: Kit must be installed by a trained professional |
| ·DELIVERY TIME: 2-4 weeks |
| ·CAMSHAFT OPTIONS: |
| All camshafts are HardFaced on stock cores and retain compression release mechanism. |
| GRIND OPTIONS: |
| X5 Grind Camshaft |
X25 Grind Camshaft |
| Part #: MC-1253-05H |
Part #:MC-1253-25H |
| Specifications: Midrange/Top End Cam, Lift: .336”/.385", Duration 249° |
Specifications: Maximum Top End Cam, Lift .370/.385" Duration 272° |
| Application: Motocross |
Application:TT/Drag Race Cam |
| Notes: 1,4 |
Notes: 1,2,3,4 |
·NOTES:
*DRI only offers hard faced cams built on stick cores.
**To insure highest quality, all camshafts used by DRI are made in the USA.
Hardfaced rockers are recommended with all camshafts. |
1.HD Valve Springs are required for this camshaft.
2.Shortened Bronze Guides are required for this camshaft.
3.New or modified piston required for this camshaft. Additional valve pocket relief in piston is required due to increased camshaft lift.
4.If Hardfaced option is chosen, customer must send in stock camshaft core. If no core is supplied, customer must pay core charge of $129.00. |
| Camshafts (stock core
required) |
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| Camshafts sold separately · Hard Faced Made in the USA |
| X5 |
#MC-1253-05H |
$149.00 |
| X25 |
#MC-1253-25H |
$149.00 |
*Core Required
*Core charge $129.00 if no useable stock core is supplied |
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300EX Camshaft |
| Valve
Spring Kits |
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| HD Springs with titanium retainers. Required with all DRI camshafts |
| HD Spring Kit with Titanium
Retainers |
#30-3041 |
$169.95 |
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HD
Valve Springs |
| Shortened
Bronze Guides |
#30-3030 |
$19.95
ea. |
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Shortened Bronze Guides |
| DRI Clutch Kit |
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| #DR-C13X |
$119.95 |
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| To purchase the HD Clutch Kit click here |
DRI Clutch Kit |
| K&N Air Filter |
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| #HA-2504 |
$56.95 |
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| Outerwear |
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| #Q-125-45T |
$19.95 |
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Complete
Engine Rebuilding
(Tear down & Reassembly) |
#ER-4445 |
$650.00 |
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| Head
Port and SERDI Cut |
#PO-4VLV-VJ |
$495.00 |
| (includes R & R guide) |
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| Cylinder
Bore & Hone |
#MS-704S |
$75.00 |
| Valve Job |
#MS-8004 |
$200.00 |
| Cylinder
Sleeve |
#MS-6000 |
$195.00 |
Complete Engine Disassembled |
| (Install, Bore, Surface) |
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| Flywheel
Mod |
#MS-5000 |
$85.00 |
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| *ALL
ENGINE SERVICE PRICES PLUS PARTS. |
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| DR
Chrome Front Bumper |
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| #DR-13X0 |
$179.00 |
· Made in USA-Mild Steel-Heli-Arc Welded · Triple Plate Chrome · Fit Pre-checked on All Bumper·
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| To purchase the DRI Chrome Front Bumper click here |
DR Chrome Front Bumper |
* Text Black Front Bumper available by special order only.
Please call for details |
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Nerf Bars
Aluminum Bolt-On
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Call for availability |
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| STD |
$189.95 |
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| Pro Pegs |
$309.95 |
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Aluminum Nerf Bar |
| Rotors Front or Rear (sold each) |
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| Pads |
$34.50 |
| Rotors |
$139.00 |
Galfer Rotors
Laser cut-To assure perfect flatness and no stress to the material. (Most other competitor’s rotors are stamped and can warp just during that process).
Galfer Pads
1054 Semi-Metallic compound (black-Extremely versatile compound build to suit most of your costumers needs. Semi--metallic carbon based compound was made to hold abrupt temperature changes as well as to work excellent in wet or dry conditions. |
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| Shockwears |
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| Duncan Racing Shockwears |
| #SW-501 |
$39.95 set |
·Made for DRI by the Outerwears Co.
·Manufactured from durable, water repellant denier nylon
·Easy Installation
*Call for availability & colors |
| Duncan Racing Shockwears |
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| Duncan Racing Elka Shockwears |
| $45.00 Set |
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·Manufactured from durable, water repellant denier nylon
·Equiped with Bones, plastic inserts to help keep the material from getting pinched in the springs
·Designed to protect shocks from, mud, dirt and sand Vented for cooling air ·Duncan Racing & Elka Suspension Logos
·Easy Installation
*Call for availability & colors
*NOTE: Shockwears come in a front pair only and are designed for use with long travel shocks. |
| *Call for availability & colors |
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Duncan/Elka Shockwears |
| IMS
Fuel Tanks 3.8 Gallon (white, blue, red or natural) |
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| #12-2223 |
$274.95 |
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IMS Fuel Tank |
| "4-Stroke" Decal Kits (call for colors and availability) |
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| #DR-874 |
$19.95 |
DRI 4-Stroke Decal Kits are 11 in. x 17 in. filled with different sizes of multiple DRI brand logos including; Fat Boy 4, Duncan Racing, DR Icon and duncanracing.com.
Made from high quality 15 mil adhesive, built to last. |
| To purchase the Decal Kit click here |
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| Rear
Fender Decal Strips |
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| "4-Stroke" Red |
#DR-RF-D45-R |
$18.95 |
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| "4-Stroke" Blue |
#DR-RF-D45-B |
$18.95 |
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| "4-Stroke" Silver/Red |
#DR-RF-D45-SR |
$18.95 |
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| "4-Stroke"
Silver/Blue |
#DR-RF-D45-SB |
$18.95 |
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| To purchase the DRI Rear Fender Decals click here |
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| DR Number Plates (3pc set) |
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| ** Please Note: These are the DECAL BACKGROUNDS and not the plastics |
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| WHITE |
#DR-850 |
$24.95 |
Red |
Black |
| BLACK |
#DR-825 |
$24.95 |
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| RED |
#DR-840 |
$24.95 |
| BLUE |
#DR-830 |
$24.95 |
| YELLOW |
#DR-835 |
$24.95 |
| GREEN |
#DR-827 |
$24.95 |
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| To purchase the Number Plates click here |
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All
Contents Copyright © Duncan Racing International - All
Rights Reserved
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