Availability
Pistons
Piston, Forged Aluminum, Flat, 4.000 in. Bore, 1.304 in. Compression Height, 0.927 in. Pin, Chevy, LS, Each
Part Number: SUM-17407C-1
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-110S274070-6
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-299S273898-3
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Cerakote Forged Piston, Gen. 3/4 Cath. or Gen. V LT, 6.125 len./.927 pin Trapezoidal Rod, 3.800 Bore, L8T Stroke 1.181 ht., 10cc Dish
Part Number: SUM-181380010TC
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Coated Forged Pistons, Gen. 3/4 Cath. or Gen. V LT, 6.125 len./.927 pin Trapezoidal Rod, 3.785 Bore, L8T Stroke 1.181 ht., 10cc Dish
Part Number: SUM-181378510T
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.030 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, 1.115 in. Compression, Chevy, Right, Each
Part Number: JEP-311979R
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Coated Forged Pistons, Cath./Rec./Gen. V LT Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.000 Bore, L8T Stroke 1.181 ht., 16cc Dish
Part Number: SUM-181400016T
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Cerakote Forged Pistons, Cathedral/Rectangle Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.030 Bore, 4" Stroke 1.110 height, 1cc Dome
Part Number: SUM-1104030-1TC
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Cerakote Forged Pistons, Cath./Rec./Gen. V LT Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.040 Bore, 4" Stroke 1.110 ht., 9cc Dish
Part Number: SUM-1104040-9TC
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Cerakote Forged Pistons, Cath./Rec./Gen. V LT Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.030 Bore, 4" Stroke 1.110 ht., 20cc Dish
Part Number: SUM-110403020TC
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-110S274040-8
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Coated Forged Pistons, Cath./Rec./Gen. V LT Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.005 Bore, L8T Stroke 1.181 ht., 16cc Dish
Part Number: SUM-181400516T
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-110S27407521
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST 2618 Anodized+Coated Forged Pistons, Cathedral Heads, 6.125 len./.927 pin Trapezoidal Rod, 3.810 Bore, L8T Stroke 1.181 height, 6cc Dome
Part Number: SUM-1813810-6T
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST 2618 Anodized+Coated+Cerakote Forged Pistons, Cathedral Heads, 6.125 len./.927 pin Trapezoidal Rod, 3.800 Bore, L8T Stroke 1.181 ht., 6cc Dome
Part Number: SUM-1813800-6TC
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Cerakote Forged Piston, Gen. 3/4 Cath. or Gen. V LT, 6.125 len./.927 pin Trapezoidal Rod, 3.790 Bore, L8T Stroke 1.181 ht., 10cc Dish
Part Number: SUM-181379010TC
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Cerakote Forged Pistons, Cath./Rec./Gen. V LT Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.030 Bore, 4" Stroke 1.110 ht., 9cc Dish
Part Number: SUM-1104030-9TC
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-110S27407021
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Coated Forged Pistons, Cath./Rec./Gen. V LT Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.000 Bore, 4" Stroke 1.110 height, 9cc Dish
Part Number: SUM-1104000-9T
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST 2618 Anodized+Coated+Cerakote Forged Pistons, Cathedral Heads, 6.125 len./.927 pin Trapezoidal Rod, 3.790 Bore, L8T Stroke 1.181 ht., 6cc Dome
Part Number: SUM-1813790-6TC
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Coated Forged Pistons, Cathedral/Rectangle Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.030 Bore, 4" Stroke 1.110 height, 1cc Dome
Part Number: SUM-1104030-1T
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Cerakote Forged Pistons, Cathedral/Rectangle Heads,6.125 len./.927 pin Trapezoidal Rod, 4.030 Bore, L8T Stroke 1.181 height, 3cc F.T.
Part Number: SUM-1814030-3TC
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
LT2K 4.065B/1.304CD/Kit
Part Number: DPP-21600-RS-8
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Coated Forged Pistons, Cathedral/Rectangle Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.040 Bore, L8T Stroke 1.181 height, 3cc F.T.
Part Number: SUM-1814040-3T
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LST Anodized+Coated Forged Pistons, Cath./Rec./Gen. V LT Heads, 6.125 len./.927 pin Trapezoidal Rod, 4.040 Bore, L8T Stroke 1.181 ht., 16cc Dish
Part Number: SUM-181404016T
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
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