1991 CHEVROLET | Summit Racing

Diamond Pistons Domestic Series Pistons 11805

SB Chevy DM 4.040B/1.125CD

Part Number: DPP-11805

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Estimated Ship Date: May 27, 2026 if ordered today

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Diamond Pistons Race Series Pistons 11433

SB Chevy DS 4.060B/1.250CD NS

Part Number: DPP-11433

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Estimated Ship Date: May 27, 2026 if ordered today

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KB Performance Pistons SKB260.040

Piston, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB260-040

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Estimated Ship Date: May 27, 2026 if ordered today

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KB Performance Pistons SKB102.030

Piston, Hypereutectic, Dish, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB102-030

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Estimated Ship Date: May 27, 2026 if ordered today

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KB Performance Pistons SKB197.060

Piston, Hypereutectic, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB197-060

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KB Performance Pistons SKB226.060

Piston, Hypereutectic, Flat, 3.796 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB226-060

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Estimated Ship Date: May 27, 2026 if ordered today

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Silv-O-Lite Cast Pistons S1470.STD

Piston, Cast, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each

Part Number: UEM-S1470-STD

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Silv-O-Lite Hypereutectic Pistons S3474HC.060

Piston, Hypereutectic, Dome, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mercruiser, V8, Each

Part Number: UEM-S3474HC-060

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KB Performance Claimer Pistons S9909HC.STD

Piston, Hypereutectic, Flat, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S9909HC-STD

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Estimated Ship Date: May 27, 2026 if ordered today

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Manley Steel H-Beam Connecting Rods 14066R-1

Connecting Rod, 4340 I-Beam, Cap Screw, Bushed, Up-graded Bolts, Chevy, Big Block, 6.535 in. Length, Each

Part Number: MAN-14066R-1

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Estimated Ship Date: May 29, 2026 if ordered today

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FTI Performance Torque Converters SRLT3380

2800 STALL

Part Number: FTI-SRLT3380

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Estimated Ship Date: May 15, 2026 if ordered today

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American Powertrain Tremec T-56 Magnum Manual Transmissions and Installation Kits for 1975-1986 C10, 1960-1974 C10 PICKUP, 1988-1999 C1500 - COGM-T1G

Transmission Combo, Tremec T-56, 6-Speed, Chevy, 2.66:1 First Gear, 0.63:1 Fifth Gear, Kit

Part Number: AWR-COGM-T1G

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Estimated Ship Date: Jun 11, 2026 if ordered today

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Estimated Ship Date: Jun 11, 2026 if ordered today

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Harwood Lexan Windows HWWS-41931

Harwood Lexan Windows HWWS-41931

Door Window, 1/8 in. Polycarbonate, Chevy, GMC, Pickup, SUV, Pair

Part Number: HRD-41931

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 13, 2026 if ordered today

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Harwood Lexan Windows HWWS-41914

Windshield, 3/16 in. Polycarbonate, Chevy, GMC, Pickup, SUV, Each

Part Number: HRD-41914

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Estimated Ship Date: May 13, 2026 if ordered today

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Zumbrota Remanufactured Manual Transmissions RMT290C-16

Reman Manual Transmission, NV3500, 90-92 S10/S15/Sonoma 4.3L, 4WD, 5 speed, integral bell, aluminum shift POD

Part Number: ZUD-RMT290C-16

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Estimated Ship Date: Apr 29, 2026 if ordered today

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KB Performance Pistons SKB202.070

Piston, Hypereutectic, Flat, 4.320 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB202-070

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Estimated Ship Date: May 27, 2026 if ordered today

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KB Performance Pistons SKB398.060

Piston, Hypereutectic, Dome, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB398-060

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Manley Sportmaster Steel Connecting Rods 14101-1

Connecting Rod, Sportmaster, 4340 I-Beam, Cap Screw, Bushed, 5.7 in. Length, Custom Bore Sizes, Chevy, Each

Part Number: MAN-14101-1

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11777

SB Chevy DM 4.155B/1.062CD

Part Number: DPP-11777

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Estimated Ship Date: May 27, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11100

SB Chevy FT 4.020B/1.550CD

Part Number: DPP-11100

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Diamond Pistons Race Series Pistons 11426

SB Chevy DS 4.030B/1.125CD

Part Number: DPP-11426

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Estimated Ship Date: May 27, 2026 if ordered today

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Diamond Pistons 23 Degree Nitrous Dome Series Pistons 11835

SB Chevy DM 4.030B/1.140CD

Part Number: DPP-11835

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Estimated Ship Date: May 27, 2026 if ordered today

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Diamond Pistons Race Series Pistons 11443

SBC 23° Race DS 4.060B/1.125CD

Part Number: DPP-11443

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Estimated Ship Date: May 27, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11123

SB Chevy FT 4.040B/1.425CD NS

Part Number: DPP-11123

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Estimated Ship Date: May 27, 2026 if ordered today

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Diamond Pistons Domestic Series Pistons 11308

SB Chevy DM 4.135B/1.125CD NS

Part Number: DPP-11308

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Estimated Ship Date: May 27, 2026 if ordered today

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1991 CHEVROLET Parts and Accessories