Demon Selection Guide

CAM PROFILE COLOR KEY:

MILD	PERFORMANCE	RADICAL
Stock, Mild Performance, Smooth Idle	Noticeable Idle	Radical Idle

ROAD DEMON Jr

General Application & Guidelines	Carb Size	Secondary Actuation	Engine	Cam Duration at .050	Intake Manifold	Transmission & Stall Speed	Intial Timing
Stock Replacement, Mild Street Towing Apps, Good Torque	525	Vacuum	260 - 400	Less than 210°
	625	Vacuum	302 - 400	Less than 220°	Dual Plane	Less than	10 to 12
	725	Vacuum	350 - 500	Less than 220°		2000 RPM	10 to 12


ROAD DEMON
General Application & Guidelines	Carb Size	Secondary Actuation	Engine	Cam Duration at .050	Intake Manifold	Transmission & Stall Speed	Intial Timing
Stock Replacement, Mild Street Towing Apps, Good Torque	525	Vacuum	260 - 400	Less than 210°
	625	Vacuum	302 - 460	Less than 220°	Dual Plane	Less than	10 to 12
	725	Vacuum	350 - 500	Less than 220°		2000 RPM	10 to 12


SPEED DEMON SERIES
General Application & Guidelines	Carb Size	Secondary Actuation	Engine	Cam Duration at .050	Intake Manifold	Transmission & Stall Speed	Intial Timing
Mild Perf, Muscle Cars, Street Rods & Towing	575	Vacuum	283 - 390	Up to 240°	Dual Plane, or small single plane	Less than 3,000 RPM	14 to 16
Mild Perf, Muscle Cars, Street Rods & Towing	575	Mechanical	283 - 390	Up to 240°	Dual Plane, or small single plane	Manual Transmission	14 to 16
Mild Perf, Muscle Cars, Street Rods & Towing	650	Vacuum	302 - 427	Up to 240°	Dual Plane, or small single plane	Less than 3,000 RPM	14 to 16
Mild Perf, Muscle Cars, Street Rods & Towing	650	Mechanical	302 - 427	Up to 240°	Dual Plane, or small single plane	Manual Transmission	14 to 16
Mild Perf, Muscle Cars, Street Rods & Towing	750	Vacuum	393 - 477	Up to 240°	Dual Plane, or small single plane	Less than 3,000 RPM	14 to 16
Mild Perf, Muscle Cars, Street Rods & Towing	750	Mechanical	393 - 477	Up to 240°	Dual Plane, or small single plane	Manual Transmission	14 to 16
Mild Perf, Muscle Cars, Street Rods & Towing	850	Vacuum W/Annular	468 - 510	Up to 240°	Dual Plane, or small single plane	Less than 3,000 RPM	16 to 20
Mild Perf, Muscle Cars, Street Rods & Towing	850	Mechanical W/Annular	468 - 510	Up to 240°	Dual Plane, or small single plane	Manual Transmission	16 to 20
Mild Perf, Muscle Cars, Street Rods & Towing	850	Vacuum	488 - 540	Up to 240°	Dual Plane, or small single plane	Less than 3,000 RPM	16 to 20
Mild Perf, Muscle Cars, Street Rods & Towing	850	Mechanical	488 - 540	Up to 240°	Dual Plane, or small single plane	Manual Transmission	16 to 20


MIGHTY DEMON SERIES
General Application & Guidelines	Carb Size	Secondary Actuation	Engine	Cam Duration at .050	Intake Manifold	Transmission & Stall Speed	Intial Timing
Radical Street/Strip Street Rods	650	Mechanical	289-427	Up to 260°	Dual Plane, or Single Plane	Manual or 3,000+ stall	18 to 20
Radical Street/Strip Street Rods	750	Mechanical	355 - 477	Up to 260°	Dual Plane, or Single Plane	Manual or 3,000+ stall	18 to 20
Radical Street/Strip Street Rod	825	Mechanical	383 - 510	Up to 260°	Dual Plane, or Single Plane	Manual or 3,000+ stall	18 to 20
Radical Street/Strip Street Rods	850	Mechanical W/Annular	425 - 540	Up to 260°	Dual Plane, or Single Plane	Manual or 3,000+ stall	18 to 20
Radical Street/Strip Street Rods	850	Mechanical	488 - 540	Up to 260°	Dual Plane, or Single Plane	Manual or 3,000+ stall	18 to 20


RACE & RACE/RS DEMONS
General Application & Guidelines	Carb Size	Secondary Actuation	Engine	Cam Duration at .050	Intake Manifold	Transmission & Stall Speed	Intial Timing
Radical Street/Strip and Specific Race Applications	650-1050	Mechanical	Call	Street Engines over 260° or Specific Race	Dual Plane, or Single Plane	Manual or 3,000+ stall	20 plus


KING & KING/RS DEMONS
General Application & Guidelines	Carb Size	Secondary Actuation	Engine	Cam Duration at .050	Intake Manifold	Transmission & Stall Speed	Intial Timing
Radical Street/Strip and Specific Race Applications	795-1295	Mechanical	Call	Street Engines over 260° or Specific Race	Dual Plane, or Single Plane	Manual Trans. or over 4,000 Stall speed	20 plus

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Barry Grant’s 2006 catalog is now available. Click Here to order your copy today!

Barry Grant’s 2006 catalog is now available.

Click Here to order your copy today!