EMI 451 COMPLETE HP EMI THUNDER S PIPE SYSTEM FOR SMALL BLOCK CHEVYA perfect solution for exiting exhaust below swimsteps, these EMI systems enable the exhaust to exit underwater at idle keeping them quiet when you want it most. Adjust the outlet position by changing the size of the connection hose. The 16 long riser is a must with High Performance camshafts to prevent reversion (water injection). Complete systems come with all of the necessary bolts, gaskets and fittings. Standard with black Fusioncoated finish

The durability of stainless steel combined with the stylish billet aluminum racing knobs leaves no chance for comparison with other chrome over brass or polished aluminum shifters

They are designed to mount on a horizontal surface

There is an additional charge on some late model EFI systems

The senders have a tapered pipe thread

Our exclusive hybrid aluminum construction has been so sucessful that

these tabs are machined from 6061-T6 1/2" aluminum and utilize a pair of Oil Dyne trim pumps and all stainless steel lines

With a 23" overall length

this double tube design measures the amount of air trapped between the tubes to accurately and precisely measure your current fuel load This design makes installation and calibration for use with 33-240 ohm gauges

The EMI-511 System includes 1pr

cast stainless steel super duty hatch hinges are truly the finest quality and strongest hinges available

1 piece gears and oversized bearings

* Choose from water resistant momentary switches (push buttons) or the smaller conventional rocker switches