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i have a 0 4pro x 440 chassis with a 700 motor i want the sled to take off around 5000 rpms what weights do i need and springs for. i have a stock 04 pro x 700 primary clutch and a stock 04 pro x 440 secondary clutch. running 23-39 gears now with 510 jets. slp single pipe, slp powerdome head, vf3 reeds. i am around 1200 ft
 

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one thing you might want to do is regear your sled, you're running about a 1.7 when you should be running closer to 1.9 if you want that hole shot.
 

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What are you going to use it for? 5k rpm's is quite high. Need to jet down, 510's are way huge, 450 max.
 
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