Circle Track Parts & Accessories

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Intake Runner

Comb. Chamber

Plug Type

Intake Valve

Exhaust Valve

Valve Spring Dia./Type

Part No.

Description

DRT10024360 Bare Casting 165cc 76cc Straight 1.94" 1.50" DRT10110010F Bare Casting 180cc 49cc Angle 2.02" 1.60" DRT10310010P Bare Casting 200cc 64cc Angle 2.02" 1.60" DRT10310010PF Bare Casting 200cc 49cc Angle 2.02" 1.60" DRT10320010P Bare Casting 200cc 64cc Straight 2.02" 1.60" DRT10321111P Assembled 200cc 64cc Straight 2.02" 1.60" DRT10321112P Assembled 200cc 64cc Straight 2.02" 1.60" DRT10510020P Bare Casting 215cc 64cc Angle 2.05" 1.60" DRT10510020PF Bare Casting 215cc 49cc Angle 2.05" 1.60" DRT10511122P Assembled 215cc 64cc Angle 2.05" 1.60" DRT10511123P Assembled 215cc 64cc Angle 2.05" 1.60" DRT10520020P Bare Casting 215cc 64cc Straight 2.05" 1.60" DRT10521122P Assembled 215cc 64cc Straight 2.05" 1.60" DRT10620020P Bare Casting 215cc 72cc Straight 2.05" 1.60" DRT10710040P Bare Casting 230cc 64cc Angle 2.08" 1.60" DRT10710040PF Bare Casting 230cc 49cc Angle 2.08" 1.60" DRT10720040P Bare Casting 230cc 64cc Straight 2.08" 1.60" DRT10024267 Bare Casting 165cc 76cc Straight 2.02" 1.60" CNC-Ported DRT10970040 Bare Casting 227cc 72cc Angle 2.08" 1.60" DRT10971143 Assembled 227cc 72cc Angle 2.08" 1.60" DRT11980060P Bare Casting 245cc 66cc Angle 2.10" 1.60"

N/A N/A N/A N/A N/A

1.250"/Hyd. 1.437"/Solid

N/A N/A

1.437"/Solid

1.550"/Solid/Roller

N/A

1.437"/Solid

N/A N/A N/A N/A N/A

N/A

1.550"/Solid/Roller

N/A DRT11981163P Assembled 245cc 66cc Angle 2.10" 1.60" 1.550" Dual/Solid Roller CNC-Ported 18° DRT11992010 Bare Casting 245cc 66cc Angle 2.15" 1.60" N/A DRT11992030 Bare Casting 245cc 66cc Angle 2.18" 1.60" N/A SHP Cylinder Heads For SB Chevy

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Intake Runner

Comb. Chamber

Intake Valve 2.02" 2.02" 2.02" 2.02" 2.02" 2.02" 2.02" 2.02" 2.02" 2.02"

Exhaust Valve 1.60"

Valve Spring Dia./Type

Part No.

Description

DRT127111 Bare Casting 180cc

64cc 64cc 64cc 72cc 72cc 72cc 64cc 64cc 72cc 72cc

N/A

DRT127121 DRT127122 DRT127221 DRT127222

Assembled 180cc Assembled 180cc Assembled 180cc Assembled 180cc

1.60" 1.250"/Single 1.60" 1.437"/Dual 1.60" 1.250"/Single 1.60" 1.437"/Dual 1.60" N/A

DRT127211 Bare Casting 180cc

DRT127311 Bare Casting 200cc

1.60"

N/A

DRT127322

Assembled 200cc

1.60" 1.437"/Dual

DRT127411 Bare Casting 200cc

1.60"

N/A

DRT127422

Assembled 200cc

1.60" 1.437"/Dual

Pro 1 Cylinder Heads For SB Chevy $IIRUGDEOH3URDOXPLQXPF\OLQGHUKHDGVZLWKDGYDQFHGDLUÀRZWHFKQRORJ\RIIHURXWVWDQGLQJDLUÀRZZLWKQRDGGLWLRQDOSRUW ZRUN&KRRVHIURPFFFFRUFFLQWDNHUXQQHUVRU&1&SRUWHGFFLQWDNHUXQQHUF\OLQGHUKHDGV%DUHFDVWLQJKDVD PXOWLDQJOHSHUIRUPDQFHYDOYHMREDQGEURQ]HYDOYHJXLGHV9DOYHWUDLQFRPSRQHQWVIRUEDUHKHDGVPD\EHDGGHGE\SXUFKDVLQJWKH FRUUHVSRQGLQJSDUWVNLW+HDGLVVROGLQGLYLGXDOO\EDUHRUFRPSOHWHO\DVVHPEOHG

Intake Runner

Comb. Chamber

Plug Type

Intake Valve

Exhaust Valve

Valve Spring Dia./Type

Part No.

Description

DRT11310010P Bare Casting 200cc 64cc Angle 2.02" 1.60" DRT11311112P Assembled 200cc 64cc Angle 2.02" 1.60" DRT11321112P Assembled 200cc 64cc Straight 2.02" 1.60" DRT11410010P Bare Casting 200cc 72cc Angle 2.02" 1.60" DRT11320010P Bare Casting 200cc 64cc Straight 2.02" 1.60" DRT11510020P Bare Casting 215cc 64cc Angle 2.05" 1.60" DRT11620020P Bare Casting 215cc 72cc Straight 2.05" 1.60" N/A DRT11511123P Assembled 215cc 64cc Angle 2.05" 1.60" 1.550"/Solid/Roller DRT11710040P Bare Casting 230cc 64cc Angle 2.08" 1.60" N/A DRT11711143P Assembled 230cc 64cc Angle 2.08" 1.60" 1.550"/Solid/Roller DRT11721143P Assembled 230cc 64cc Straight 2.08" 1.60" 1.550"/Solid/Roller CNC-Ported DRT11970040P Bare Casting 227cc 64cc Angle 2.08" 1.60" N/A DRT11971143P Assembled 227cc 64cc Angle 2.08" 1.60" 1.550"/Solid/Roller N/A 1.437"/Dual 1.437"/Dual N/A N/A N/A

295

2019-20 CIRCLE TRACK PARTS AND ACCESSORIES

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