Rear End/Oil Cooler Ducts Part No. Description BUT7028 Single Hose, Fits 5-3/4" x 11" Cooler BUT7029 Dual Hose, Fits 8.5" x 11" Cooler
Duct Hose BUT7102 Duct hose has 2-1/2" diameter for XVHZLWKEUDNH1$&$UHDUHQGRURLO cooler ducts. Sold in 10' lengths.
BUT7029
8.5"
11"
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Small Block Chevy Flat-Top Pistons
Small Block Chevy Dome-Top Pistons
)RUJHGÀDWWRSSLVWRQVDUHPDFKLQHGWR accept 1.5mm compression and 3.0mm oil ULQJV6ROGLQEDODQFHGVHWVRIHLJKWFRP - plete with .927" x 2.500" chrome moly wrist pins and wire locks.
)RUJHGGRPHWRSSLVWRQVDUHPDFKLQHG to accept 1.5mm compression and 3.0mm RLOULQJV6ROGLQEDODQFHGVHWVRIHLJKW complete with .927" x 2.500" chrome moly wrist pins and wire locks.
Comp. Height
Dish/ Dome
Comp. Ratio
Comp. Height
Dish/ Dome
Comp. Ratio
Part No.
Bore
Stroke Rod
Part No.
Bore Stroke Rod
BTPBC1200-005-8 4.130" 3.750" 6.000" 1.125" +5.1cc 12.6:1 BTPBC1200-030-8 4.155" 3.750" 6.000" 1.125" +5.1cc 12.8:1 BTPBC1200-040-8 4.165" 3.750" 6.000" 1.125" +5.1cc 12.9:1 BTPBC1220-030-8 4.155" 3.875" 6.000" 1.062" +5.1cc 13.2:1
BTPBC1011-030-8 4.030" 3.875" 6.000" 1.062" -6.8cc 10.8:1 BTPBC1020-020-8 4.020" 3.500" 6.000" 1.250" -6.8cc 9.8:1 BTPBC1020-030-8 4.030" 3.500" 6.000" 1.250" -6.8cc 9.8:1 BTPBC1020-040-8 4.040" 3.500" 6.000" 1.250" -6.8cc 9.9:1 BTPBC1021-STD-8 4.000" 3.480" 5.700" 1.560" -6.8cc 9.7:1 BTPBC1021-020-8 4.020" 3.480" 5.700" 1.560" -6.8cc 9.7:1 BTPBC1021-030-8 4.030" 3.480" 5.700" 1.560" -6.8cc 9.8:1 BTPBC1021-040-8 4.040" 3.480" 5.700" 1.560" -6.8cc 9.9:1 BTPBC1021-060-8 4.060" 3.480" 5.700" 1.560" -6.8cc 9.9:1 BTPBC1025-030-8 4.030" 3.750" 6.000" 1.125" -6.8cc 10.5:1 BTPBC1025-040-8 4.040" 3.750" 6.000" 1.125" -6.8cc 10.6:1 BTPBC1100-STD-8 4.125" 3.750" 6.000" 1.125" -6.9cc 11.2:1 BTPBC1100-030-8 4.155" 3.750" 6.000" 1.125" -6.9cc 11.3:1 BTPBC1100-040-8 4.165" 3.750" 6.000" 1.125" -6.9cc 11.4:1 BTPBC1110-030-8 4.155" 4.000" 6.000" 1.000" -6.9cc 12.1:1 BTPBC1111-030-8 4.155" 3.875" 6.000" 1.062" -6.8cc 11.4:1 Small Block Chevy Dish-Top Pistons
Small Block Ford Flat-Top Pistons
)RUJHGÀDWWRSSLVWRQVDUHPDFKLQHGWR accept 1.5mm compression and 3.0mm oil ULQJV6ROGLQEDODQFHGVHWVRIHLJKWFRP - SOHWHZLWK [ XQOHVVVSHFL¿HG chrome moly wrist pins and wire locks.
Comp. Height
Dish/ Dome
Comp. Ratio
Part No.
Bore Stroke
Rod
BTPBF6001-030-8* 4.030" 3.000" 5.090" 1.600" -5.0cc – BTPBF6010-030-8 4.030" 3.400" 5.400" 1.090" -8.7cc 9.8:1 BTPBF6020-030-8 4.030" 3.250" 5.400" 1.165" -8.7cc 9.4:1 * Pistons include .912” x 2.500” chrome moly wrist pins and wire locks.
Small Block Ford Dish-Top Pistons
)RUJHGGLVKWRSSLVWRQVDUHPDFKLQHG to accept 1.5mm compression and 3.0mm RLOULQJV6ROGLQEDODQFHGVHWVRIHLJKW complete with .927” x 2.500” chrome moly wrist pins and wire locks.
)RUJHGGLVKWRSSLVWRQVDUHPDFKLQHG to accept 1.5mm compression and 3.0mm RLOULQJV6ROGLQEDODQFHGVHWVRIHLJKW complete with .927" x 2.500" chrome moly wrist pins and wire locks.
Comp. Height
Dish/ Dome
Comp. Ratio
Part No.
Bore
Stroke
Rod
Comp. Height
Dish/ Dome
Comp. Ratio
BTPBC1120-STD-8 4.125" 3.750" 6.000" 1.125" -20.5cc 9.5:1 BTPBC1120-030-8 4.155" 3.750" 6.000" 1.125" -21.9cc 9.5:1
Part No.
Bore Stroke Rod
BTPBF6111-STD-8 4.125" 3.400" 5.400" 1.090" -22cc 8.9:1 BTPBF6111-030-8 4.155" 3.400" 5.400" 1.090" -22cc 9.0:1 BTPBF6121-STD-8 4.125" 3.250" 5.400" 1.165" -20cc 8.7:1 BTPBF6121-030-8 4.155" 3.250" 5.400" 1.165" -20cc 8.9:1
242 2019-20 CIRCLE TRACK PARTS AND ACCESSORIES
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