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Phone 1-541-688-9543
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3456 Olympic St Springfield, OR 97478-5574
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Big Bore kits for Street bikes
Honda Kawasaki Suzuki Yamaha Off-road/ATV
Big Bore kits for Suzuki Cost Enter
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GSXR600 1997-00, 640cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
67.50mm 2mm oversize, Compression ratio: 11.8:1, Cylinder boring and replating required
$589.95
GSXR600 2001-03, 617cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
68.00mm 1mm oversize, Compression ratio: 13.3:1, Cylinder boring and replating required
$589.95
GSXR600 2001-03, 636cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head Gasket
69.00mm 2mm oversize, Compression ratio: 13.5:1, Cylinder boring and replating required
$589.95
GSXR600 2004-05, 617cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, and Retainer Clips,
68.00mm +1mm oversize, Compression ratio: 13.3:1, Cylinder boring and replating required
$599.95
SV650 1999-04, 677cc KIT
INCLUDES: (2) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (2) Spring Steel Head gasket
83.00mm 2mm oversize, Compression ratio: 12.5:1, Cylinder boring required
$399.95
SV650X 1999-04, 694cc KIT
INCLUDES: (2) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
84.00mm 3mm oversize, Compression ratio: 12:1, Cylinder boring only
$399.95
GS750 1977-79 (2-Valve), 844cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) CFM20 Head gasket
69.00mm 2mm oversize, Compression ratio: 10.25:1, Cylinder boring only
$499.95
GS750 1980-84 (4-Valve), 816cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) CFM20 Head Gasket
70.00mm 3mm oversize, Compression ratio: 10.25:1, Cylinder boring only - 1983 GS750ED & GS750ESD must use modified OEM Head Gasket
$499.95
GSXR750 thru 1987, 771cc KIT
INCLUDES: (4) pistons, ring sets, Piston pins, Retainer Clips
71.00mm 1mm oversize, Compression ratio: 13:1, Cylinder boring only - Use OEM Head Gasket
$519.95
GSXR750 1988-89 GSXR750F Katana 1989-97, 771cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head Gasket (CK142 Only),
74.00mm 1mm oversize, Compression ratio: 13:1, Cylinder boring only
$519.95
GSXR750 1988-89 GSXR750F Katana 1989-97,813cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head Gasket (CK142 Only) 76.00mm 3mm oversize, Compression ratio: 12:1, Cylinder boring only CK142
$599.95
GSXR750 1990-91 Oil/Air Cooled Models, 771cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, and Retainer Clips
71.00mm 1mm oversize, Compression ratio: 11:1, Cylinder boring only
$519.95
GSXR750 1992-95 Water Cooled Models, 771cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
71.00mm 1mm oversize, Compression ratio: 11.8:1, Cylinder boring only
$599.95
GSXR750 1996-99, 791cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
74.00mm 2mm oversize, Compression ratio: 12:1, Cylinder boring and replating required
$589.95
GSXR750 1996-99, 802cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
74.50mm 2.5mm oversize, Compression ratio: 12:1, Cylinder boring and replating required
$599.95
GSXR750 2000-03, 770cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
73.00mm 1mm oversize, Compression ratio: 12.5:1, Cylinder boring and replating required
$619.95
GSXR750 2000-03, 791cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
74.00mm 2mm oversize, Compression ratio: 12.63:1, Cylinder boring and replating required
$619.95
GSXR750 2000-03, 813cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
75.00mm 3mm oversize, Compression ratio: 12.9:1, Cylinder boring and replating required
$619.95
GS1000 1978-81 (2-Valve), 1085cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) CFM20 Head gasket
73.00mm 3mm oversize, Compression ratio: 10.25:1, Cylinder boring only
$499.95
GS1000 1978-81 (2-Valve), 1100cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) CFM20 Head gasket
73.50mm 3.5mm oversize, Compression ratio: 10.25:1, Cylinder boring only
$499.95
GSXR1000 2001-04, 1015cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
74.00mm 1mm oversize, Compression ratio: 13.5:1, Cylinder boring and replating required
$599.95
GSXR1000 2001-04, 1043cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
75.00mm 2mm oversize, Compression ratio: 13.5:1, Cylinder boring and replating required
$599.95
GSXR1000 2001-04, 1071cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
76.00mm 3mm oversize, Compression ratio: 13.5:1, Cylinder boring and replating required
$599.95
GS1100, GSX1100E 1980-83 (18mm pin) 4 Valve, 1134cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
74.00mm 2mm oversize, Compression ratio: 10.25:1, Cylinder boring only
$499.95
GS1100, GSX1100E 1980-83 (18mm pin) 4 Valve, 1166cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
75.00mm 3mm oversize, Compression ratio: 10.25:1, Cylinder boring only
$499.95
GS1100, GSX1100E 1980-83 (18mm pin) 4 Valve, 1166cc Pro Lite, KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
75.00mm 3mm oversize, Compression ratio: 13.5:1, Cylinder boring only - "RACE USE ONLY"
$599.95
GS1100, GSX1100E 1980-83 (18mm pin) 4 Valve, 1197cc Pro Lite, KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
76.00mm 4mm oversize, Compression ratio: 13:1, Re-sleeving and crankcase cleanup required- "RACE USE ONLY"
$599.95
GS1100, GSX1100E 1980-83 (18mm pin) 4 Valve, 1261cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
78.00mm 6mm oversize, Compression ratio: 10.25:1, Re-sleeving and crankcase cleanup required
$699.95
GS1100, GSX1100E 1980-83 (18mm pin) 4 Valve, 1261cc Pro Lite, KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
78.00mm 6mm oversize, Compression ratio: 13.5:1, Re-sleeving and crankcase cleanup required- "RACE USE ONLY"
$699.95
GS1100, GSX1100E 1980-83 (18mm pin) 4 Valve, 1327cc Pro Lite, KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
80.00mm 8mm oversize, Compression ratio: 13.5:1, Re-sleeving, crankcase cleanup, and W3716-1 block required Gas ported - "RACE USE ONLY"
$599.95
GS1100, GSX1100E 1980-83 (18mm pin) 4 Valve, 1428cc Pro Lite, KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
83.00mm 11mm oversize, Compression ratio: 13:1, Re-sleeving, crankcase cleanup, and W3716-1 block required "RACE USE ONLY" P1423
$599.95
GSXR1100 1986-88 (1052cc 4-Valve), 1109cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
78.00mm 2mm oversize, Compression ratio: 12:1, Cylinder boring only
$599.95
GSXR1100 1986-88 (1052cc 4-Valve), 1225cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
82.00mm 4mm oversize, Compression ratio: 13.5:1, Re-sleeving and crankcase cleanup required - Not recommended for street use. Must use W51891 Big Block CK143a
$629.95
GSXR1100 1986-88 (1052cc 4-Valve), 1255cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
83.00mm 5mm oversize, Compression ratio: 13.5:1, Re-sleeving and crankcase cleanup required - Not recommended for street use. Must use W51891 Block P1255a
$629.95
GSXR1100 1986-88 (1052cc 4-Valve), 1317cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
85.00mm 7mm oversize, Compression ratio: 13.5:1, Re-sleeving and crankcase cleanup required - Not recommended for street use. Must use W51891 Block P1317
$629.95
GSXR1100 1989-92 (1127cc 4-Valve) GSXR1100F Katana 1988-92, 1186cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
80.00mm 2mm oversize, Compression ratio: 12:1, Cylinder boring only
$599.95
GSXR1100 1989-92 (1127cc 4-Valve) GSXR1100F Katana 1988-92, 1201cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
80.50mm 2.5mm oversize, Compression ratio: 12:1, Cylinder boring only R1196a
$599.95
GSXR1100 1989-92 (1127cc 4-Valve) GSXR1100F Katana 1988-92, 1201cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
80.50mm 2.5mm oversize, Compression ratio: 13:1, Cylinder boring only R1117
$599.95
GSXR1100 1989-92 (1127cc 4-Valve) GSXR1100F Katana 1988-92, 1216cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
81.00mm 3mm oversize, Compression ratio: 12:1, Cylinder boring only
$599.95
GSXR1100 1989-92 (1127cc 4-Valve) GSXR1100F Katana 1988-92, 1245cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
82.00mm 4mm oversize, Compression ratio: 13.5:1, Re-sleeving and crankcase cleanup required - Not recommended for street use. Must use W51891 Big Block CK143b
$629.95
GSXR1100 1989-92 (1127cc 4-Valve) GSXR1100F Katana 1988-92, 1277cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
83.00mm 5mm oversize, Compression ratio: 13.5:1, Re-sleeving and crankcase cleanup required - Not recommended for street use. Must use W51891 Big Block P1255b
$629.95
GSXR1100 1989-92 (1127cc 4-Valve) GSXR1100F Katana 1988-92, 1340cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Overbore Head gasket
85.00mm 7mm oversize, Compression ratio: 13.5:1, Re-sleeving and crankcase cleanup required - Not recommended for street use. Must use W51891 Big Block P1317b
$629.95
GSXR1100 1993-98, 1117cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
77.00mm 1.5mm oversize, Compression ratio: 12:1, Cylinder boring only R1117
$599.95
GSXR1100 1993-98, 1192cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
79.50mm 4.0mm oversize, Compression ratio: 12:1, Re-sleeving required
$599.95
GSXR1100 1993-98, 1192cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
79.50mm 4.0mm oversize, Compression ratio: 13:1, Re-sleeving required R1196b
$599.95
GSXR1100 1993-98, 1198cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
79.75mm 4.25mm oversize, Compression ratio: 13:1, Re-sleeving required
$599.95
GS1150 thru 1986 (20mm pin), 1197cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, Base Gasket and (1) CFM20 Head gasket
76.00mm 2mm oversize, Compression ratio: 10.25:1, Cylinder boring only
$499.95
GS1150 thru 1986 (20mm pin), 1299cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, Base Gasket and (1) CFM20 Head gasket
77.00mm 3mm oversize, Compression ratio: 10.25:1, Cylinder boring only
$499.95
GSF1200SX Bandit 1996-04, 1216cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
81.00mm 2mm oversize, Compression ratio: 11:1, Cylinder boring only
$599.95
GSX1300R Hayabusa 1999-05, 1298cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
81.00mm STD bore, Compression ratio: 9.5:1, Cylinder deglazing required "TURBO APPLICATION" Must use cylinder spacer
$599.95
GSX1300R Hayabusa 1999-05, 1298cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
81.00mm STD bore, Compression ratio: 13:1, Cylinder deglazing required
$599.95
GSX1300R Hayabusa 1999-05, 1363cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
83.00mm 2mm oversize, Compression ratio: 10.0:1, Cylinder boring and replating required "TURBO APPLICATION" MUST USE CYLINDER SPACER
$599.95
GSX1300R Hayabusa 1999-05, 1363cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
83.00mm 2mm oversize, Compression ratio: 12:1, Cylinder boring and replating required
$599.95
GSX1300R Hayabusa 1999-05, 1396cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
84.00mm 3mm oversize, Compression ratio: 12:1, Cylinder boring and replating required
$599.95
GSX1300R Hayabusa 1999-05, 1396cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
84.00mm 3mm oversize, Compression ratio: "Flat Top", Cylinder boring and replating required "RACE USE ONLY"
$599.95
GSX1300R Hayabusa 1999-05, 1429cc KIT
INCLUDES: (4) Pistons, Ring Sets, Piston Pins, Retainer Clips, and (1) Spring Steel Head gasket
85.00mm 4mm oversize, Compression ratio: 13.5:1, Cylinder boring and replating required "RACE USE ONLY"
$599.95
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