MEGAFLOW RACING VALVES

 

CHEVY - Small Block and Big Block


No other racing valve on the market has superior material, is lighter or will flow more than the Milodon Megaflow Racing Valve, as proven by multiple independent engine builders and independent laboratories.

  • Premium Quality 21-4N Material on All Megaflow Racing Valves.

  •  Every Milodon Valve is a One-Piece Forging.

  • Megaflow Racing Valves Have a 1600F Operating Temperature.

  • Swirl Polished for Flow and Tulipped Valve Heads for Weight Savings. 

  • Undercut Stems for Greatest Valve Flow and Lightness. 

  • Stellite Valve Tips Hardened to 58-60 Rc. Hold Up to High Racing Valve Train Loads. 

  • Compatible with either 7` or 10` retainers.

Independent race valve testing by respected head specialists like Joe Mondello of the Joe Mondello Technical School....proves the Megaflow racing valve is second to none, right out of the box.

Megaflow Racing Valves

TYPE HEAD
DIA.
STEM
DIA.
LENGTH
STOCK Unless Otherwise Noted
TIP
LENGTH
HEAD ANGLE/
RADIUS
MARGIN SEAT GRAMS Set of 8
PART #
Single Valve
PART #

SMALL BLOCK CHEVY - Intake

IN 1.94 .341 4.910 .250 12 3/8R .050 .060

109.9

45005-8
45005-1

IN 2.02 .341 4.910 .250 12 3/8R .050 .060 112.6 45015-8
45015-1
IN 2.02 .341 5.010 (+.100) .250 12 3/8R .050 .060 112.6 45016-8
45016-1
IN 2.02 .341 5.160 (+.250) .250 12 3/8R .050 .060 114.4 45055-8
45055-1

IN 2.05 .341 4.910 .250 12 3/8R .050 .060 115.3 45025-8
45025-1
IN 2.05 .341 5.010 (+.100) .250 12 3/8R .050 .060 117.1 45026-8
45026-1
IN 2.05 .341 5.110 (+.200) .250 12 3/8R .050 .060 118.0 45059-8
45059-1
IN 2.05 .341 5.160 (+.250) .250 12 3/8R .050 .060 118.0 45060-8
45060-1
IN 2.05 .341 5.200 (+.290) .250 12 3/8R .050 .060 118.9 45061-8
45061-1

IN 2.08 .341 4.930 .250 12 3/8R .050 .060 121.7 45027-8
45027-1
IN 2.08 .341 5.030 (+.100) .250 12 3/8R .050 .060 122.6 45028-8
45028-1
IN 2.08 .341 5.160 (+.250) .250 12 3/8R .050 .060 120.8 45065-8
45065-1

SMALL BLOCK CHEVY - Exhaust

EX 1.50 .341 4.930 .280 12 3/8R .080 .090 92.6 45035-8
45035-1

EX 1.60 .341 4.930 .280 12 3/8R .080 .090 97.2 45045-8
45045-1
EX 1.60 .341 5.030 (+.100) .280 12 3/8R .080 .090 97.2 45046-8
45046-1
EX 1.60 .341 5.130 (+.200) .280 12 3/8R .080 .090 98.1 45069-8
45069-1
EX 1.60 .341 5.160 (+.230) .280 12 3/8R .080 .090 100.8 45070-8
45070-1
EX 1.60 .341 5.200 (+.270) .280 12 3/8R .080 .090 101.2 45071-8
45071-1

EX 1.625 .341 4.930 .280 12 3/8R .080 .090 98.1 45047-8
45047-1
EX 1.625 .341 5.030 (+.100) .280 12 3/8R .080 .090 100.8 45048-8
45048-1
EX 1.625 .341 5.130 (+.200) .280 12 3/8R .080 .090 100.8 45074-8
45074-1
EX 1.625 .341 5.160 (+.230) .280 12 3/8R .080 .090 100.8 45075-8
45075-1

BIG BLOCK CHEVY

IN 2.19 .371 5.220 .220 12 3/8R .060 .060 151.6 45115-8
45115-1
EX 1.88 .371 5.355 .220 12 3/8R .080 .090 137.1 45135-8
45135-1

BIG BLOCK CHEVY - BRODIX -1 & -2

IN 2.25 .341 5.320 (+.100) .220 12 3/8R .060 .060 148.0 45116-8
45116-1
EX 1.88 .341 5.455 (+.100) .220 12 3/8R .080 .090 128.0 45136-8
45136-1

BIG BLOCK CHEVY - BRODIX -2x & -3

IN 2.30 .341 5.570 (+.350) .220 12 3/8R .060 .060 152.8 45117-8
45117-1
EX 1.88 .341 5.705 (+.350) .220 12 3/8R .080 .090 132.6 45137-8
45137-1

Megaflow Racing Valves - PROVEN TO BE BETTER -ON THE RACE TRACK -ON THE FLOW BENCH AND -IN THE LAB !
No other racing valve on the market has superior material, is lighter or will flow more than the Milodon Megaflow Racing Valve, 
as proven by multiple independent engine builders and independent laboratories.