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Topic: Looking for a spring rating chart (Read 901 times) previous topic - next topic

Looking for a spring rating chart

I've been looking online for a spring rating chart everywhere
Does anybody know where one can be found?
I'm looking for spec on springs code: HRD, HRF, and SHK

Thanks
1987 T-Bird TC: 5-Spd, 5-lug conv., CHE Rear CAs, '04 Cobra wheels and 13" Brakes, Vac Assist conv: '93 Cobra BB/MC & Wilwood PV, Gutted/Knived Intakes, T3 turbo, RFE6 Mani, Stinger 3" Exhaust & Oil Feed, 255HP Walbro, Kirban AFPR, RR Cam, Esslinger Cam gear and Round Tooth Conv., Gillis Boost Valve, Speedway Dual Valve Spring,  K&N, 130a 3g Alt conv., 140mph Speedo
Running Better Than Ever :burnout: