408 Small Block Ford 4340 Forged Stroker Kit
Load image into Gallery viewer, 408 Small Block Ford 4340 Forged Stroker Kit
Load image into Gallery viewer, 3318-4000 408W - 5.8 Stroker Small Block Ford 351W FX Series +6cc Dome Top SBF Twisted Wedge Forged Piston Set 4.000 inch bore COMP HEIGHT: 1.23"
Load image into Gallery viewer, SKSBF408-4000-6250-2100-2750-1PC-3318-4000C 408 Small Block Windsor Stroker Kit DSS 4340 Forged Crank and H beam Rods with ARP 2000 bolts DSS Racing FX Series Forged pistons & XP Ring set +6cc Dome Top SBF Twisted Wedge
Load image into Gallery viewer, 3318-4000 408W - 5.8 Stroker Small Block Ford 351W FX Series +6cc Dome Top SBF Twisted Wedge Forged Piston Set 4.000 inch bore COMP HEIGHT: 1.23"
Load image into Gallery viewer, SKSBF408-4000-6250-2100-2750-1PC-3318-4000C 408 Small Block Windsor Stroker Kit DSS 4340 Forged Crank and H beam Rods with ARP 2000 bolts DSS Racing FX Series Forged pistons & XP Ring set +6cc Dome Top SBF Twisted Wedge
Load image into Gallery viewer, SKSBF408-4000-6250-2100-2750-1PC-3318-4000C 408 Small Block Windsor Stroker Kit DSS 4340 Forged Crank and H beam Rods with ARP 2000 bolts DSS Racing FX Series Forged pistons & XP Ring set +6cc Dome Top SBF Twisted Wedge
Load image into Gallery viewer, SKSBF408-4000-6250-2100-2750-1PC-3318-4000C 408 Small Block Windsor Stroker Kit DSS 4340 Forged Crank and H beam Rods with ARP 2000 bolts DSS Racing FX Series Forged pistons & XP Ring set +6cc Dome Top SBF Twisted Wedge

PART #: SKSBF408-4000-6250-2100-2750-1PC-K1-3318-4000C

SKSBF408-4000-6250-2100-2750-1PC-3318-4000C 408 Small Block Windsor Stroker Kit DSS 4340 Forged Crank and H beam Rods with ARP 2000 bolts DSS Racing FX Series Forged pistons & XP Ring set +6cc Dome Top SBF Twisted Wedge

$2,769.95
$2,769.95
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Piston Series Option:
Ships in 1 - 8 days

Ships in 1 - 8 days

Forged Pistons Made in the USA!

Forged Pistons Made in the USA!

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This is a pre order item. We will ship it when it comes in stock.

Small Block Ford Windsor ( FITS 2.750" CLEVELAND MAIN AFTERMARKET BLOCK ONLY!) 351W 408 Stroker kit Features: DSS Racing 4340 Forged Steel 4.000 Stroke Crankshaft. DSS Racing 4340 H beam Connecting rods with ARP2000 Rod Bolt Upgrade. DSS Racing FX Series Forged Pistons. DSS Racing XP Ring set &and Brand Name Tri Metal H Series Race Rod / Main Bearings. NOTE: THIS CRANK KIT REQUIRES BALANCING AND WILL NOT FIT A STOCK 351 WINDSOR BLOCK. BALANCING SOLD SEPERATLY. -3cc Flat Top Approx Comp Ratio: 64cc-10.88, 66cc-10.63, 72cc-9.92


Approx Comp Ratio: 58cc-14.65, 64cc-13.44, 70cc-12.39


Piston Top Aprox. Comp. Ratio:

+6cc Dome Top SBF Twisted Wedge
ChamberComp Ratio
5814.65 to 1
6413.44 to 1
7012.39 to 1

For accurate Comp Ratio info use the calculator below.

Engine Brand: Ford

Engine Family: Small Block Ford 351W

Engine Size: 408W - 5.8 Stroker

Cylinder Bore Size: 4.000 in , 101.520 mm

Ring Groove Width: 1.2/1.2/3MM

Compression Height: 1.230"

Pin Diameter: 0.927"

Connecting Rod Length: 6.250"

Crankshaft Stroke: 4.000"

Cylinder Head: SBF Twisted Wedge

TDC Assembly Height: 9.480" ( Zero Deck Height )

Download Piston Instructions

 
Features: Piston Series
 

E series

  SX series  1-FX series  2-FX series  3-FX series
Broached pin oiling slots

x

x

 

 

 
Drilled, forced wrist pin oiling

 

x

x

x

x
Forged drain-back windows

x

 

 

 

 
Drilled bottom ring land intersecting oil groove drain-backs

 

x

x

x

x
Slightly larger, deeper valve reliefs than OEM

x

 

 

 

 
CNC machined valve reliefs for moderate performance heads and cam combinations

 

x
Larger, deeper CNC valve reliefs for more aggressive cylinder head and cam combinations

 

 

x

x

x
Premium Aircraft spec. 4032 low expansion alloy

x

x

x

 

 
Premium Aircraft spec. 2618 alloy

 

 

 

x

x
Blower, Turbo, NOS ready

 

x

x

x

x
Brushed piston crown

 

 

x

x

x
Turned dishs

x

x

 

 

 
Max Quench milled dishs

 

 

x

x

x
Additional CNC milling for weight reduction in non-critical areas

 

 

x

x

x
Patented “X Groove” skirt for superior cylinder and ring life

 

 

x

x

x
Thinner/shallower Ring grooves for maximum ring seal and land strength

 

 

x

x

x
Low volume contact reduction grooves    

x

x

x
2nd ring land accumulator groove prevents ring flutter    

x

x

x
3rd ring land scraper relief    

x

x

x
Oil ring groove relief reservoir    

x

x

x
Inner and outer pin boss weight reduction radiusing    

x

x

x
Tighter control of crown thickness yields consistently lighter parts    

x

x

x
Dynamic skirt milling controls skirt thickness for consistently lighter parts  

 

x

x

x
Diamond-turned high strength skirts

x

x

x

x

x
High-strength piston pins

x

x

x

x

x
Extreme Duty XR wrist pins      

 

x
Horizontal Gas Ports enhance ring seal        

x
Forged and machined in the USA

x

x

x

x

x
Piston Specs

Piston Top Aprox. Comp. Ratio:

+6cc Dome Top SBF Twisted Wedge
ChamberComp Ratio
5814.65 to 1
6413.44 to 1
7012.39 to 1

For accurate Comp Ratio info use the calculator below.

Engine Brand: Ford

Engine Family: Small Block Ford 351W

Engine Size: 408W - 5.8 Stroker

Cylinder Bore Size: 4.000 in , 101.520 mm

Ring Groove Width: 1.2/1.2/3MM

Compression Height: 1.230"

Pin Diameter: 0.927"

Connecting Rod Length: 6.250"

Crankshaft Stroke: 4.000"

Cylinder Head: SBF Twisted Wedge

TDC Assembly Height: 9.480" ( Zero Deck Height )

Download Piston Instructions

Piston Series Comparison Chart
 
Features: Piston Series
 

E series

  SX series  1-FX series  2-FX series  3-FX series
Broached pin oiling slots

x

x

 

 

 
Drilled, forced wrist pin oiling

 

x

x

x

x
Forged drain-back windows

x

 

 

 

 
Drilled bottom ring land intersecting oil groove drain-backs

 

x

x

x

x
Slightly larger, deeper valve reliefs than OEM

x

 

 

 

 
CNC machined valve reliefs for moderate performance heads and cam combinations

 

x
Larger, deeper CNC valve reliefs for more aggressive cylinder head and cam combinations

 

 

x

x

x
Premium Aircraft spec. 4032 low expansion alloy

x

x

x

 

 
Premium Aircraft spec. 2618 alloy

 

 

 

x

x
Blower, Turbo, NOS ready

 

x

x

x

x
Brushed piston crown

 

 

x

x

x
Turned dishs

x

x

 

 

 
Max Quench milled dishs

 

 

x

x

x
Additional CNC milling for weight reduction in non-critical areas

 

 

x

x

x
Patented “X Groove” skirt for superior cylinder and ring life

 

 

x

x

x
Thinner/shallower Ring grooves for maximum ring seal and land strength

 

 

x

x

x
Low volume contact reduction grooves    

x

x

x
2nd ring land accumulator groove prevents ring flutter    

x

x

x
3rd ring land scraper relief    

x

x

x
Oil ring groove relief reservoir    

x

x

x
Inner and outer pin boss weight reduction radiusing    

x

x

x
Tighter control of crown thickness yields consistently lighter parts    

x

x

x
Dynamic skirt milling controls skirt thickness for consistently lighter parts  

 

x

x

x
Diamond-turned high strength skirts

x

x

x

x

x
High-strength piston pins

x

x

x

x

x
Extreme Duty XR wrist pins      

 

x
Horizontal Gas Ports enhance ring seal        

x
Forged and machined in the USA

x

x

x

x

x
Engine Power TV

The DSS FX, X-Groove Feature