AFR Renegade Ford 302W 351W Windsor Cylinder Heads 185cc CNC ported Hydraulic Roller SBF, 2.02" valve,

AFR 1388 185cc SBF Renegade 20 Degree "Street" Ford Windsor Heads

AFR 1388  (Air Flow Research) Ford Windsor heads are a performance upgrade for 302W 351W & Stroker Windsors operating in the 6,000-6,500 rpm range.

These AFR 1388 Heads are part of the AFR 185 SBF Renegade series and these Windsor heads feature CNC ported intake runners, exhaust ports, & combustion chambers. Ideal for street & strip performance. Made of high-quality aluminum, allowing for a lighter-weight build. These AFR Windsor heads include 8mm valve stems paired with 2.020 in. intake and 1.600 in. exhaust valves. 

AFR Heads have been engineering cylinder heads that deliver unmatched flow and power output for over thirty years. Manufactured with advanced CNC porting technology, AFR Windsor heads are flow-tested and rigorous quality control checks & balances.

Quantity              Set of 2 / PAIR

AFR Model:         AFR 1388

Series:                Renegade

Application:        Street Performance

Camshaft Type:   Assembled suits Hydraulic Roller with Dual Valve Springs

Valve Spring Maximum Lift:    0.600" in

Horsepower:       Upto 6000- 6500 RPM

CNC Ported:        Yes - Intake, Exhaust & Chambers

Combustion Chamber Volume:   58 cc

Valve Seats: Competition 5-angle Valve Job

Deck Thickness: 0.750 in

Minimum Bore Diameter:  4.000"

Intake Valve Diameter:   2.020" in

Exhaust Valve Diameter: 1.600" in

Guide Plates Included:    Yes - 5/16"

Intake Runner Volume:   185 cc

Exhaust Runner Volume: 70cc

Material:               Aluminium

Rocker Stud Diameter:    3/8”

Valve Stem Diameter      8mm

Flat Mill:   .006" per cc 54cc Max (from 58cc); 68cc Max (from 72cc)

Valve Springs:   PAC Racing Spring 1.290" OD Hydraulic Roller Dual Valve Spring, 140 lbs on seat, .600" maximum lift, Max RPM 6300-6500, less than 235* duration, upgraded spring #8019 recommended for higher RPM & larger cams

Notes:

Cylinder heads are street ported. Rocker studs & guideplates are included in box.

AFR 1388 Flow Figures

  AFR 1388 Renegade 185cc Street Head Flow Chart

                .200        .300        .400        .500        .550        .600

Int            142         195         247         276         285         289

Exh           118         164         200         210         213         215

Test conducted at 28" of water (pressure) on Superflow 600

Bore Size: 4.060", 3/4" radius plate exhaust, 1 3/4" curved pipe