BOLD MAGENTA part numbers are new for 2024 ENGINE PARTS-UNLIMITED.COM OFFROAD | 2024 1213 DISCLAIMER: *EMIS (EMISSIONS CATEGORIZATION CODE). SEE PAGES 4-6 FOR CATEGORY CODES, IMPORTANT EPA/CARB EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND NOTICE REGARDING NOISE REGULATIONS. PRODUCTS NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES IF NOT CATEGORIZED AS “1” OR “4”. FITS MODEL DESCRIPTION INTAKE LIFT INTAKE DURATION (@1MM) EXHAUST LIFT EXHAUST DURATION (@1MM) PART # SUG. RETAIL KAWASAKI (CONT) KLX450R 08-12 Intake. PART #s 0925-0563 and 0925-0564 are intended to be used as a set. Increases low rpm pulling torque and peak horsepower. Can be used with stock airbox and spark arrestor.Will produce greater gains with airbox modification and spark arrestor removed.Aftermarket “race” motocross type muffler. Depending upon engine modifications, will provide improved horsepower. 9.14mm 234 - - 0925-0563 $144.95 Exhaust. PART #s 0925-0563 and 0925-0564 are intended to be used as a set. Increases low rpm pulling torque and peak horsepower. Can be used with stock airbox and spark arrestor.Will produce greater gains with airbox modification and spark arrestor removed.Aftermarket “race” motocross type muffler. Depending upon engine modifications, will provide improved horsepower. - - 8.89mm 236 0925-0564 134.95 KLX450R 08-12 Exhaust. PART #s 0925-0565 and 0925-0566 are intended to be used as a set. Should be used with airbox modification.Will provide better results with no spark arrestor or an aftermarket “race” motocross type muffler. Depending upon engine modifications, will provide improved horsepower. - - 9.91mm 250 0925-0566 134.95 KLR650 96-18 (stage 2) Intake. Great mid-range and top-end increase. Uses stock valve springs. Must modify airbox. 9.11mm 235.75 - - 0925-0324 268.95 Exhaust. Great mid-range and top-end increase. Uses stock valve springs. Must modify airbox. - - 9.1mm 235.75 0925-0325 304.95 KTM 250 SX-F/XC-F 11-12 (stage 1) Intake.This cam provides improved partial throttle opening torque and throttle response. Stock valve springs are OK. 10.16mm 237.9 - - 0925-0697 134.95 250 SX-F/XC-F 11-12 (stage 2) Intake.This cam provides improved top end horsepower with only a very slight loss in low rpm torque. Stock valve springs are OK. 10.73mm 253 - - 0925-0699 134.95 250 SX-F 13-15 Stage 1 ITR intake: Dual-cam engine. Excellent low-end to mid-range gains. Uses stock valve springs. 10.77mm 243.75 - - 0925-0870 268.95 250 SX-F Factory 15-17 (stage 1) ITR dual-cam engine. Intake and exhaust cams sold separately. Cam gains all the way to 11,000 rpm with slight loss 11,000 rpm to rev. limit. Uses stock valve springs. 10.86mm 242 - - 0925-1188 556.95 250 SX-F Factory 15-17 (stage 1 & 2) ITR dual-cam engine. See intake performance description for gains. Intake and exhaust cams sold separately. Uses stock valve springs. - - 10.51mm 238.3 0925-1189 515.95 250 SX-F Factory 15-17 (stage 2) ITR dual-cam engine. Intake and exhaust cams sold separately. Cam is equal to stock up to 8200 rpm, then gains up to rev limiter. Uses stock valve springs. 11.63mm 253 - - 0925-1190 515.95 250 SX-F/XC-F 16-21 (stage 1) ITR dual-cam engine. Intake and exhaust cams sold separately. Cam gains all the way to 11,000 rpm with slight loss 11,000 rpm to rev. limit. Uses stock valve springs. 10.86mm 242 - - 0925-1188 556.95 250 SX-F/XC-F 16-22 (stage 1 & 2) ITR dual-cam engine. See intake performance description for gains. Intake and exhaust cams sold separately. Uses stock valve springs. - - 10.51mm 238.3 0925-1189 515.95 250 SX-F/XC-F 16-22 (stage 2) ITR dual-cam engine. Intake and exhaust cams sold separately. Cam is equal to stock up to 8200 rpm, then gains up to rev limiter. Uses stock valve springs. 11.63mm 253 - - 0925-1190 515.95 350 SX-F/XC-F 11-15 Stage 1 ITR intake: Dual-cam engine. Excellent low-end to mid-range gains. Uses stock valve springs. 11.43mm 252.5 - - 0925-0874 268.95 520 EXC/M XC/SX 00-02 Excellent top-end power increase; for desert racing or high speed motocross; works well with high bore kits; uses stock auto-decompression mechanism; use stock valve springs and rockers. 10.8mm 271 10.2mm 261 KTM520S1-A 268.95 525 03-07 Excellent top-end power increase; for desert racing or high speed motocross; works well with high bore kits; uses stock auto-decompression mechanism; use stock valve springs and rockers. 10.8mm 271 10.2mm 261 KTM520S1-A 268.95 SUZUKI RMZ250 04-06 (stage 1) Intake. Excellent mid-range and top-end power increase. 9.14mm 253 - - 0925-0050 245.95 Exhaust. Excellent mid-range and top-end power increase; uses stock auto-decompression mechanism; shim kit available. - - 7.98mm 244 0925-0051 245.95 RMZ250 04-06 (stage 2) Intake. Excellent top-end power, great over-rev. Use stock valve springs. 9.14mm 258 - - 0925-0148 245.95 Exhaust. Excellent top-end power, great over-rev. Uses stock auto-decompression mechanism and valve springs. - - 8.25mm 248 0925-0149 245.95 RMZ250 10-18 (stage 1) Intake. PART #s 0925-0656 and 0925-0657 are intended to be used as a set.This set will greatly improve power below 10,000 rpm and provide increased torque peak also with only a slight loss in peak horsepower. 9.40mm 237 - - 0925-0656 245.95 Exhaust. PART #s 0925-0656 and 0925-0657 are intended to be used as a set.This set will greatly improve power below 10,000 rpm and provide increased torque peak also with only a slight loss in peak horsepower. - - 8.38mm 239 0925-0657 268.95 Exhaust. Cam is the stage 2 cam for either stock or lightly modified engines. - - 8.89mm 244 0925-0660 268.95 RMZ250 10-18 Intake. PART #s 0925-0659 and 0925-0660 (above) are designed as a set for engines with modifications and a more free-flowing exhaust system. Horsepower and torque are improved over 8000 rpm and depending upon the engine spec. there may be little or no loss at low rpm. 9.40mm 256 - - 0925-0659 245.95 HOT CAMS (CONT) HOT CAMS continued on next page.
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