Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1966CHEVELLE BASE, NOT AVAILABLE, 6.5L ENG, STANDARD TRANS, TRANS MFR CD SM326REPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONENGINE PERFORMANCESTATE EMISSION STANDARDS - GASNEW JERSEY
1966 Chevrolet Chevelle Base, Not Available, 6.5L Eng, Standard Trans, Trans Mfr CD SM326
New Jersey
1966 Chevrolet Chevelle Base, Not Available, 6.5L Eng, Standard Trans, Trans Mfr CD SM326SECTION New Jersey
NOTE:
The New Jersey program incorporates original U.S. EPA recommended start-up ASM5015 standards for 1981 and newer model year vehicles. Refer to appropriate model year range in appropriate table. See U. S. EPA ASM2525 & ASM5015 START-UP EMISSION STANDARDS .
NEW JERSEY EMISSION STANDARDS - 2-SPEED IDLE TEST
| Application | Idle HC ppm (CO %) | 2500 RPM HC ppm (CO %) | |
|---|---|---|---|
| Light Duty Vehicles (8500 GVWR Or Less) | |||
| 1967 & Earlier | 1400 (8.5) | ..... | |
| 1968-70 | 700 (7.0) | ..... | |
| 1971-74 | 500 (5.0) | ..... | |
| 1975-80 | 300 (3.0) | ..... | |
| 1981 & Newer | 220 (1.2) | 100 (0.5) | |
| Heavy Duty Vehicles (8501 GVWR Or Greater) | |||
| 1967 & Earlier | 1400 (8.5) | ..... | |
| 1968-70 | 1200 (8.5) | ..... | |
| 1971-74 | 700 (6.0) | ..... | |
| 1975-78 | 500 (4.0) | ..... | |
| 1979 & Earlier | 300 (3.0) | ..... | |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.