Pay in 4 interest-free payments of $31.36 Learn more
Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
AF555-16BLK
570 Series PTFE 120° Hose End -3ANBlue/Red Finish
Ignition Lead Separator - Black (Pair) 64-9702BLK AF64-9702BLK Holds x2 Leads
accurate data to your gauge/dash so you will know exactly where you sit on fuel
Adjustment from 35 to 85 psi 1:1 boost reference 5mm barb
Vacuum Modulator BM20234 Product:Suit GM TH350 & TH400 AF555-16BLKVacuum ModulatorSuit GM TH350 & TH400 BM20234 20234 B&M's Vacuum Modulator is fully adjustable, this allows you to tailor your shift points to within a range of 2 4 mph. Comes supplied pre adjusted for normal shift points. Note: If you have a big camshaft and your engine does not make adequate vacuum you will not be able to make the stock or B&M modulator work properly, usually resulting in late, hard shifts.
