ATK HP31 Chevy 350 87-95 TBI Base Engine 290HP

$3,035.00

-

Lead Time: Estimated: 4 - 6 weeks default

Quantity

This will also add the following products to your cart:

  • $510 Core charge - $510.00
SKU: HP31 Categories: , ,

CONTACT US ABOUT THIS PRODUCT

Please enable JavaScript in your browser to complete this form.
  • United States+1
  • United Kingdom+44
  • Afghanistan+93
  • Albania+355
  • Algeria+213
  • American Samoa+1
  • Andorra+376
  • Angola+244
  • Anguilla+1
  • Antigua & Barbuda+1
  • Argentina+54
  • Armenia+374
  • Aruba+297
  • Ascension Island+247
  • Australia+61
  • Austria+43
  • Azerbaijan+994
  • Bahamas+1
  • Bahrain+973
  • Bangladesh+880
  • Barbados+1
  • Belarus+375
  • Belgium+32
  • Belize+501
  • Benin+229
  • Bermuda+1
  • Bhutan+975
  • Bolivia+591
  • Bosnia & Herzegovina+387
  • Botswana+267
  • Brazil+55
  • British Indian Ocean Territory+246
  • British Virgin Islands+1
  • Brunei+673
  • Bulgaria+359
  • Burkina Faso+226
  • Burundi+257
  • Cambodia+855
  • Cameroon+237
  • Canada+1
  • Cape Verde+238
  • Caribbean Netherlands+599
  • Cayman Islands+1
  • Central African Republic+236
  • Chad+235
  • Chile+56
  • China+86
  • Christmas Island+61
  • Cocos (Keeling) Islands+61
  • Colombia+57
  • Comoros+269
  • Congo - Brazzaville+242
  • Congo - Kinshasa+243
  • Cook Islands+682
  • Costa Rica+506
  • Croatia+385
  • Cuba+53
  • Curaçao+599
  • Cyprus+357
  • Czechia+420
  • Côte d’Ivoire+225
  • Denmark+45
  • Djibouti+253
  • Dominica+1
  • Dominican Republic+1
  • Ecuador+593
  • Egypt+20
  • El Salvador+503
  • Equatorial Guinea+240
  • Eritrea+291
  • Estonia+372
  • Eswatini+268
  • Ethiopia+251
  • Falkland Islands+500
  • Faroe Islands+298
  • Fiji+679
  • Finland+358
  • France+33
  • French Guiana+594
  • French Polynesia+689
  • Gabon+241
  • Gambia+220
  • Georgia+995
  • Germany+49
  • Ghana+233
  • Gibraltar+350
  • Greece+30
  • Greenland+299
  • Grenada+1
  • Guadeloupe+590
  • Guam+1
  • Guatemala+502
  • Guernsey+44
  • Guinea+224
  • Guinea-Bissau+245
  • Guyana+592
  • Haiti+509
  • Honduras+504
  • Hong Kong SAR China+852
  • Hungary+36
  • Iceland+354
  • India+91
  • Indonesia+62
  • Iran+98
  • Iraq+964
  • Ireland+353
  • Isle of Man+44
  • Israel+972
  • Italy+39
  • Jamaica+1
  • Japan+81
  • Jersey+44
  • Jordan+962
  • Kazakhstan+7
  • Kenya+254
  • Kiribati+686
  • Kosovo+383
  • Kuwait+965
  • Kyrgyzstan+996
  • Laos+856
  • Latvia+371
  • Lebanon+961
  • Lesotho+266
  • Liberia+231
  • Libya+218
  • Liechtenstein+423
  • Lithuania+370
  • Luxembourg+352
  • Macao SAR China+853
  • Madagascar+261
  • Malawi+265
  • Malaysia+60
  • Maldives+960
  • Mali+223
  • Malta+356
  • Marshall Islands+692
  • Martinique+596
  • Mauritania+222
  • Mauritius+230
  • Mayotte+262
  • Mexico+52
  • Micronesia+691
  • Moldova+373
  • Monaco+377
  • Mongolia+976
  • Montenegro+382
  • Montserrat+1
  • Morocco+212
  • Mozambique+258
  • Myanmar (Burma)+95
  • Namibia+264
  • Nauru+674
  • Nepal+977
  • Netherlands+31
  • New Caledonia+687
  • New Zealand+64
  • Nicaragua+505
  • Niger+227
  • Nigeria+234
  • Niue+683
  • Norfolk Island+672
  • North Korea+850
  • North Macedonia+389
  • Northern Mariana Islands+1
  • Norway+47
  • Oman+968
  • Pakistan+92
  • Palau+680
  • Palestinian Territories+970
  • Panama+507
  • Papua New Guinea+675
  • Paraguay+595
  • Peru+51
  • Philippines+63
  • Poland+48
  • Portugal+351
  • Puerto Rico+1
  • Qatar+974
  • Romania+40
  • Russia+7
  • Rwanda+250
  • Réunion+262
  • Samoa+685
  • San Marino+378
  • Saudi Arabia+966
  • Senegal+221
  • Serbia+381
  • Seychelles+248
  • Sierra Leone+232
  • Singapore+65
  • Sint Maarten+1
  • Slovakia+421
  • Slovenia+386
  • Solomon Islands+677
  • Somalia+252
  • South Africa+27
  • South Korea+82
  • South Sudan+211
  • Spain+34
  • Sri Lanka+94
  • St. Barthélemy+590
  • St. Helena+290
  • St. Kitts & Nevis+1
  • St. Lucia+1
  • St. Martin+590
  • St. Pierre & Miquelon+508
  • St. Vincent & Grenadines+1
  • Sudan+249
  • Suriname+597
  • Svalbard & Jan Mayen+47
  • Sweden+46
  • Switzerland+41
  • Syria+963
  • São Tomé & Príncipe+239
  • Taiwan+886
  • Tajikistan+992
  • Tanzania+255
  • Thailand+66
  • Timor-Leste+670
  • Togo+228
  • Tokelau+690
  • Tonga+676
  • Trinidad & Tobago+1
  • Tunisia+216
  • Turkey+90
  • Turkmenistan+993
  • Turks & Caicos Islands+1
  • Tuvalu+688
  • U.S. Virgin Islands+1
  • Uganda+256
  • Ukraine+380
  • United Arab Emirates+971
  • United Kingdom+44
  • United States+1
  • Uruguay+598
  • Uzbekistan+998
  • Vanuatu+678
  • Vatican City+39
  • Venezuela+58
  • Vietnam+84
  • Wallis & Futuna+681
  • Western Sahara+212
  • Yemen+967
  • Zambia+260
  • Zimbabwe+263
  • Åland Islands+358
0 of 200 max words.

Description

This engine was designed to run with all your vehicles stock components. Must have a chip burned, upgraded intake and headers for optimal performance.

Engine Specifications:
• HP: 290
• TQ: 373
• Block: OE block 4 bolt main 1pc seal 1987-1995
• Bore/Stroke: 4.040” x 3.480”
• Displacement: 350CI
• Crankshaft: OE Reground external balance rear of crank/internal balance front of the crank
• Rods: OE powder metal 5.7”
• Pistons: Hypereutectic 9.1:1 compression
• Rings: Moly
• Camshaft: Hyd. roller
• Cam Specs: 198/210 @50 .435in/.462ex 116LSA
• Timing Chain: Double roller
• Cylinder Heads: OE TBI cast iron 67cc 1.94/1.50
• Rocker Arms: Stamped steel 1.5 ratio
• Oil Pan: Rear sump 5qt (not for Chevelles with steering behind crossmember, some corvettes and 62-67 chevy II’s)
• Oil Pump: Melling STD volume

Recommended Components:
• Balancer: Internally balanced – PowerBond #PB1046-N
• Flexplate/Flywheel: Externally balanced – Pioneer #FRA-159
• Intake Manifold: OE or Edelbrock TBI intake #3704
• Spark Plugs: Autolite #605
• Spark Plug Wires: Factory replacements
• Water Pump: OE

Engine Info:
• Oil: Conventional / Non Synthetic 10W30
• Oil Filter: Wix or K&N
• Timing: Set To Factory Specifications Via PCM Module – Must have Performance Chip Burned
• Spark Plug Gap: .035”
• Firing Order: 18436572
• Octane: 91+
• Stall Converter: Stock
• Exhaust: 1 5/8 Headers

Notes: Engine is meant for the 1987-1995 Chevy Trucks with a 350 TBI engine. ECM needs a chip burned to run properly.

 

Disclaimer: The parts listed are ATK’s recommendations of parts to be used to obtain our power figures listed. Power figures can vary based on parts used by the end user. It is the customer’s responsibility to verify components will work in their application. Some modifications to the vehicle may be required using these and or other aftermarket parts. . ATK reserves the right to substitute parts used in engines if necessary.