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Join Date: Dec 2002
Location: Columbus, OH
Posts: 100
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![]() Here are the spec's for the TFS Stage 2: (Use the valve spring TFS specifies at the bottom) You will need to flycut the pistons.
TFS-51402001 Valve Setting Intake: .000 in. Valve Setting Exhaust: .000 in. Advertised Duration (Degrees): 286 intake/294 exhaust Duration at .050 in. Lift (Degrees): 224 intake/232 exhaust Camshaft Lift: .339 in. intake/.352 in. exhaust Valve Lift with 1.6 Rocker Arms: .542 in. intake/.563 in. exhaust Lobe Separation (Degrees): 112 Intake Cam Timing at .050 in. Valve Lift: Opens 5 degrees BTDC Closes 39 degrees ABDC Max lift: 107 degrees ATDC Exhaust Cam Timing at .050 in. Valve Lift: Opens 53 degrees BBDC Closes 1 degrees BTDC Max lift: 117 degrees BTDC Firing Order: 1-3-7-2-6-5-4-8 Camshaft Notes: Fair idle, good midrange power. Aftermarket intake, heads, headers, and modified Mass Airflow sensor required. 2,500-3,500 rpm stall converter or 5-speed with 3.55 in. or higher rear axle gear recommended. Best with 9.5:1-11:1 compression ratio. Recommended Components: TFS-51402001 Valve Springs with 1.6 Rocker Arms: TFS-31400414 Valve Springs with 1.7 Rocker Arms: TFS-31400414 |
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