Drag Illustrated Issue 175, March / April 2022 - Page 80

PRODUCTS & PRESS easy installation . The pumps are available with a black painted canister , a chrome plated canister , or without a canister for mounting in very tight spaces .

SUMMIT RACING™ WHEEL LUG NUT INSTALLATION KITS
■ Our Wheel Lug Nut Installation Kits take the guesswork out of choosing the proper lug nuts for your wheels . The nuts are made from high-quality steel , are tested for hardness , thread accuracy , and overall quality , and given a final visual inspection before they go out the door . You get enough lug nuts to mount four wheels , and most kits include four rubber valve stems .
Summit Racing™ Mag Wheel Lug Nut Installation Kits include 20 chrome-plated shank-style lug nuts with washers and four valve stems . Your choice of kits for most standard mag-style wheels and for Cragar SST wheels .
Summit Racing™ Spline Lug Nut Installation Kits are for tuner-style wheels that require smaller lug nuts . They come with 20 chrome-plated or black painted lug nuts and a socket key .
Summit Racing™ Bulge Wheel Lug Nut Installation Kits have bulged conical seats that ensure they don ’ t get pushed into the socket and provide a better clamping area on the wheel . Your choice of chrome plated open-end and chrome or black closed-end nuts . Kits come with 16 lug nuts , four wheel locks , and four rubber valve stems .
SUMMIT RACING™ PRO LS HIGH-LIFT VALVE SPRINGS FOR GM LS
■ High-lift camshafts are more the norm than the exception these days . Cams rated around . 600 to . 625 inches of valve lift are all over the place . You ’ ll need a good set of valve springs to match one of those cams . Summit Racing™ Pro LS High-Lift Valve Springs are a single beehive design and are an inexpensive way to extend the engine ’ s operating range by around 1,000 RPM , which is not chopped liver . The springs are a drop-in replacement for factory springs and come in sets of 16 .
Pro LS Valve Springs , . 600 ” Max Valve Lift
• 1.290 ” diameter
• 1.800 ” installed height at 135 lbs . seat pressure
• 1.200 ” max lift at 320 lbs . open pressure
• 310 lb ./ in . spring rate
Pro LS Valve Springs , . 630 ” Max Valve Lift
• 1.300 ” diameter
• 1.800 ” installed height at 140 lbs . seat pressure
• 1.170 ” max lift at 350 lbs . open pressure
• 340 lb ./ in . spring rate
SUMMIT RACING™ BILLET WELD-ON FILL NECK
■ The Summit Racing™ Billet Weld-On Fill Neck is designed
for custom aluminum radiators or remote-mount coolant tanks . It ’ s made from 6061-T6 billet aluminum and is tapped for a 3 / 8 inch barbed fitting if you want to plumb in an expansion tank .
MAKE YOUR BIG CAM AND POWER BRAKES PLAY NICE WITH A LEED BRAKES BANDIT ELECTRIC VACUUM PUMP
■ Power brakes need 16 to 18 Hg of vacuum to operate properly . Drop a big cam in your engine and you lose vacuum — and gain a rock-hard brake pedal . LEED Bandit Series
Electric Vacuum Pump Kits are a better way to generate more vacuum for your power brakes . The kits have a rotary vane-style pump that generates 25 Hg of vacuum , and is 30 % more efficient than a pistonstyle pump so you get vacuum more quickly . The Bandit pump is also 60 % quieter than piston-style pumps , which you ’ ll appreciate .
Each LEED Bandit Series Electric Vacuum Pump is pre-wired with a two-wire power hookup for
PAINLESS PERFORMANCE PRO SERIES WIRING HARNESSES : WHAT YOU NEED FOR YOUR CUSTOM PROJECT
■ A factory-correct wiring harness won ’ t do for custom projects like street rods , Pro Touring rides , and off-roaders . You need things like more circuits for all of the creature comforts and longer wires so you have enough to connect all of your accessories . Painless Performance Pro Series Wiring Harnesses have you covered . Available with 23 or 25 circuits , the universal-fit harnesses have extra-long wire for each circuit , allowing you to route the wiring as you wish . You also get front and rear ground harnesses to make grounding your lighting circuits a breeze .
Other features include :
• Six-gauge charge wire to handle high amperage alternators .
• Prewired front fuse block with ATC blade fuses .
• GM color-coded wires and GMstyle accessory connectors .
• Neutral safety and reverse switch connectors .
• Alternator kit with terminals , splices , resistor , and diode to connect the alternator .
• Braided ground straps for body and core support to frame grounding .
• Insulated and non-insulated splices , ring terminals , heat shrink , grommets , cable ties , and cable tie clips . The Painless Performance Pro Series Wiring Harnesses are available in versions for vehicles with or without bulkhead connectors and columnor dash-mount ignition switches .
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