Small Off-Road Engines (SORE) | California Air Resources Board

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Small Off-Road Engines (SORE)

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Resources

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NVEP Branch - EMA Workshop Presentations

SORE Applicability Fact Sheet

SORE - Small Engine Fact Sheet

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MACs and Mailouts Webpages – Mobile Source Emissions Certification Guidelines

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March 24, 2021 Workshop Agenda

Presentation

March 24, 2021 Workshop Slides

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March 24, 2021 Workshop

Attachment 1-Supplemental Information Formats For Model Year 2008 And Later (MSO 00-13 )

Large Off-Road Evaporative Equipment Certification Large Spark-Ignited Engine Equipment (Less Than or Equal To 1 Liter)

Large Spark-Ignited EngineEquipment (Less Than or Equal To 1 Liter) Evaporative Certification Averaging and Banking Credit Worksheet Form_R

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SIMW Evap Model Summary - Engine Family

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SIME Exhaust Model Summary-Family Name

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LSIE Evap Less than 1 Liter Model Summary-Family Name

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LSIE Exhaust Model Summary-Family Name

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SORE Evap Greater than 80cc Model Summary-Family Name

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SORE Evap Less than 80cc Model Summary-Family Name

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SORE Exhaust Model Summary-Family Name

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SORE - Carbon Canister Certification Documents

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SORE - Fuel Line Certification Documents

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SORE - Fuel Tank Certification Documents

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Streamlined Certification Process Workshop Presentation (November 18, 2014)

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#ML/MSC 2020-01

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Small Sparks-Ignited Engine Evaporative Certification Workshop (October 4, 2019)

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Procedures for Utilization of Auxiliary Engine Cooling

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EMA April 26, 1999 Letter to CARB on EMA Proposal for an Acceptable DF Test Procedure

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SORE/HMC/OHRV Certification and Compliance Workshop Presentation (updated November 9, 2015) Expanded SORE-only Presentation

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ORE/HMC/OHRV Certification and Compliance Workshop Presentation (updated November 9, 2015) Original Presentation

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Evaporative Certification Form for > 80 cc (updated November 10, 2015)

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Evaporative Certification Form for < 80 cc

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Evaporative Certification Form for > 80 cc (updated May 30, 2019)

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Evaporative Certification Form for < 80 cc (updated May 30, 2019)

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Guidelines for Evaporative Certification of 2006 and Later Small Off-Road Engine/Equipment (updated January 10, 2007)

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CP - 902 ~ Certification And Approval Procedures for Evaporative Emission Control Systems

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Amended CP - 902 ~ Certification And Approval Procedures for Evaporative Emission Control Systems (amended September 18, 2017)

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CP - 901 ~ Certification And Approval Procedures for Small Off-Road Engine Fuel Tanks

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Amended CP - 901 ~ Certification And Approval Procedures for Small Off-Road Engine Fuel Tanks (amended September 18, 2017)

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Engine Sampling Plan Requirements (updated November 15, 2002)

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Development of Deterioration Factors for Small Off-Road Engines

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Supplemental SSIE Exhaust Application Form (updated March 26, 2013)

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Supplemental SSIE Exhaust Application Instructions (updated March 26, 2013)

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Reference No. C-99-313

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PPEMA March 8, 2000 Letter to CARB on Alternative Duty Cycles for SOREs Below 65 cc in Displacement

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CARB April 13, 2005 Response Letter to Outdoor Power Equipment Institute (OPEI) request for enforcement relief