Bore: 4.13
Stroke: 4
Rod: 6.077
Comp Height: 1.163
Head Type: LS7
Head CC: 70
Dome Height: F.T
Dish/Dome: -4.6cc
Comp Ratio: 11.2:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .220 / .161
Engine Displacement: 442
Weight: 456
Type: Flat Top
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.125
Stroke: 4
Rod: 6.077
Comp Height: 1.163
Head Type: LS7
Head CC: 70
Dome Height: F.T
Dish/Dome: -4.6cc
Comp Ratio: 11.2:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .220 / .161
Engine Displacement: 442
Weight: 456
Type: Flat Top
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.13
Stroke: 4
Rod: 6.125
Comp Height: 1.12
Head Type: LS7
Head CC: 67.5
Dome Height: .175
Dish/Dome: +5cc
Comp Ratio: 12.9:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .220 / SP
Engine Displacement: 428
Weight: 488
Type: Dome
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.03
Stroke: 3.42
Rod: 6.125
Comp Height: 1.407
Head Type: TFS LS 13.5
Head CC: 62
Dome Height: F.T
Dish/Dome: -4cc
Comp Ratio: 10.4:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .195 / SP
Engine Displacement: 348.992477754593
Weight: 430
Type: Flat Top
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.04
Stroke: 3.42
Rod: 6.125
Comp Height: 1.407
Head Type: TFS LS 13.5
Head CC: 62
Dome Height: F.T
Dish/Dome: -4cc
Comp Ratio: 10.5:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .195 / SP
Engine Displacement: 350.726599198282
Weight: 430
Type: Flat Top
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.135
Stroke: 4
Rod: 6.125
Comp Height: 1.12
Head Type: LS7
Head CC: 67.5
Dome Height: .175
Dish/Dome: +5cc
Comp Ratio: 12.9:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .220 / SP
Engine Displacement: 428
Weight: 490
Type: Dome
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.155
Stroke: 4
Rod: 6.125
Comp Height: 1.12
Head Type: LS7
Head CC: 67.5
Dome Height: .175
Dish/Dome: +5cc
Comp Ratio: 13:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .220 / SP
Engine Displacement: 428
Weight: 488
Type: Dome
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.125
Stroke: 4
Rod: 6.125
Comp Height: 1.12
Head Type: LS7
Head CC: 67.5
Dome Height: .175
Dish/Dome: +5cc
Comp Ratio: 12.9:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .220 / SP
Engine Displacement: 428
Weight: 488
Type: Dome
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.13
Stroke: 4.125
Rod: 6.125
Comp Height: 1.055
Head Type: LS7
Head CC: 66.5
Dome Height: .175
Dish/Dome: +5cc
Comp Ratio: 13.3:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .220 / SP
Engine Displacement: 442
Weight: 456
Type: Dome
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.125
Stroke: 4.125
Rod: 6.125
Comp Height: 1.055
Head Type: LS7
Head CC: 66.5
Dome Height: .175
Dish/Dome: +5cc
Comp Ratio: 13.2:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .220 / SP
Engine Displacement: 442
Weight: 456
Type: Dome
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.125
Stroke: 4
Rod: 6.125
Comp Height: 1.115
Head Type: LS7
Head CC: 70
Dome Height: F.T
Dish/Dome: -25cc
Comp Ratio: 9:1
Pin Diameter: .927 x 2.250
Ring Thickness: 1.5 x 1.5 x 3.0mm
Valve Release Depths: .220 / .161
Engine Displacement: 428
Weight: N/A
Type: Dish
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8

Bore: 4.185
Stroke: 4.125
Rod: 6
Comp Height: 1.18
Head Type: LS7
Head CC: 70
Dome Height: -.050
Dish/Dome: -11.3cc
Comp Ratio: 11.1:1
Pin Diameter: .866 x 2.250
Ring Thickness: 1.2 x 1.2 x 3.0mm
Valve Release Depths: .250 / .225
Engine Displacement: 454
Weight: 478
Type: Dish
Valve Relief: 2 VR's
Gas Port: no
Cylinders: 8