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01-01-2008, 02:40 PM
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#1 |
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Registered User
Join Date: Jan 2007
Location: Garland,TX
Posts: 431
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lead additive
im not sure if the valve seats have been hardened in my old iron heads. can anything be harmed by adding a lead additive just to be on the safe side.
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01-01-2008, 02:45 PM
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#2 |
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Active Member
Join Date: Oct 2006
Location: Ohio
Posts: 1,643
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Re: lead additive
No problems as long as you are not running a converter
__________________
1968 SWB 454 + .040, 490HP x 540 FT pounds of Torque 10-1 Kb Forged pistons, recon rods w/ ARP wave loc bolts 781 heads Ported with 2.19/1.88 SSTvalves Lunati 60204 cam, Micro Trol lifters, Ported Edelbrock Performer Rpm manifold armor coated, Pertronix Triple Strike Ignition Holley 770 Street Avenger carb,Headers armor coated Built by Watson Ruppel Performance in Sarahsville Ohio. Hardshift Tranny Built Turbo 350,TSI 10" 3000 stall 12 Bolt Eaton Posi 4.10 Richmond Gears moser axles  18.5" x 31" Hoosier Pro Street Radials  ET Classic 5 Wheels - polished Power Steering, Power Brakes,Disc Brakes,Tach & Gauge Dash, Tilt,Factory Air (gone) Custom Paint & Body Work Special thanks to my wife, my son and my money tree 
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